Esslingen, Switzerland

Esslingen is a very small place in the region of Zurich in Switzerland with a population of approximately 1,203 people. Find all facts and information about Esslingen.

Facts and figures on Esslingen at a glance

Name: Esslingen (Esslingen)
Status: Very small place
Population: 1,203 people
Region name (Level 3): Egg
Region name (Level 2): Bezirk Uster
Region name (Level 1): Zurich
Country: Switzerland
Continent: Europe

Esslingen is located in the region of Zurich. Zurich's capital Zurich (Zürich) is approximately 15 km / 9 mi away from Esslingen (as the crow flies). The distance from Esslingen to Switzerland's capital Bern (Bern) is approximately 103 km / 64 mi (as the crow flies).

Maybe also interesting: Distances from Esslingen to the largest places in Switzerland.

Facts and figures about Esslingen
PlaceStatusPopulationRegion
Esslingen EsslingenVery small place1,203 peopleZurich Kanton Zürich

Map of Esslingen

Map of Esslingen, Switzerland / View larger map of Esslingen

Hotels in Esslingen

Find your hotel in Esslingen now. Book a hotel for your stay in Esslingen.

Information on Esslingen

Information on Esslingen
Place nameRegion name Level 3Region name Level 2Region name Level 1CountryContinent
Esslingen EsslingenEgg EggBezirk Uster Bezirk UsterZurich Kanton ZürichSwitzerlandEurope

Time in Esslingen

Time in Esslingen
Current timeSummer time (DST)Standard timeCurrent timezone offsetTimezone
Sun, 28 Apr 2024 - 7:12pm (19:12h)In effect (+1 hour)Sun, 28 Apr 2024 - 6:12pm (18:12h)GMT UTC +2.0Europe/Zurich

Geographic coordinates of Esslingen

Latitude & Longitude of Esslingen
PositionLatitude (width)Longitude (length)
Show on map47°16'59.7"N (47.2832500°)8°42'37.4"E (8.7103800°)

Distances from Esslingen

Distances from Esslingen
To equator (0° lat)To prime meridian (0° lon)To the largest places
5,245 km north of the equator659 km east of the prime meridianDistances from Esslingen

Places around Esslingen

324 places found within 5 km around Esslingen. You can expand the radius of your search:
5 km
10 km15 km
Places in the regional area of Esslingen
PlacePopulationDistanceRoute
Felsengrund Felsengrund190.3 km 0.2 mishow
Auee Auee100.3 km 0.2 mishow
Unterneuhus Unterneuhus70.4 km 0.2 mishow
Wolfenriet Wolfenriet130.4 km 0.3 mishow
Gartenacker Gartenacker70.4 km 0.3 mishow
Etzikon Etzikon160.5 km 0.3 mishow
Engel Engel50.5 km 0.3 mishow
Im usseren AEmet Im usseren Ämet70.7 km 0.4 mishow
Gusch Gusch1520.7 km 0.5 mishow
Neuguet Neuguet100.8 km 0.5 mishow
Hinteres Chloster Hinteres Chloster40.8 km 0.5 mishow
Im mittleren AEmet Im mittleren Ämet110.9 km 0.6 mishow
Hochstrass Hochstrass70.9 km 0.6 mishow
Usser-Vollikon Usser-Vollikon510.9 km 0.6 mishow
Baepur Bäpur371.0 km 0.6 mishow
Sunnenberg Sunnenberg131.0 km 0.6 mishow
Waldheim Waldheim41.0 km 0.6 mishow
Bodenacher Bodenacher41.0 km 0.6 mishow
Leihalde Leihalde111.0 km 0.6 mishow
Glaernischstrasse Glärnischstrasse4771.0 km 0.6 mishow
Neuegg Neuegg1261.0 km 0.7 mishow
Loo Loo881.1 km 0.7 mishow
Unter-Chruezlen Unter-Chrüzlen201.1 km 0.7 mishow
Paradis Paradis21.1 km 0.7 mishow
Leihalden Leihalden161.2 km 0.7 mishow
Ober-Chruezlen Ober-Chrüzlen311.2 km 0.7 mishow
Niederesslingen Niederesslingen251.2 km 0.7 mishow
AEmet Ämet331.2 km 0.7 mishow
Nidertal Nidertal671.2 km 0.8 mishow
Aegertenwis Aegertenwis71.2 km 0.8 mishow
Inner-Vollikon Inner-Vollikon331.3 km 0.8 mishow
Oetwil / Zelgliacker Oetwil / Zelgliacker7181.3 km 0.8 mishow
Rinderweid Rinderweid181.4 km 0.8 mishow
Stubenloo Stubenloo151.4 km 0.8 mishow
Oetwil / Schuetzenhauswiese Oetwil / Schützenhauswiese2501.4 km 0.9 mishow
Lee Lee761.4 km 0.9 mishow
Asp Asp181.4 km 0.9 mishow
Oetwil / Industriestrasse Oetwil / Industriestrasse201.5 km 0.9 mishow
Oetwil / Eichbueel Oetwil / Eichbüel1031.5 km 0.9 mishow
Oetwil / Oberzelg Oetwil / Oberzelg2461.6 km 1.0 mishow
Lurweid Lurweid91.6 km 1.0 mishow
Oetwil / Breiti Oetwil / Breiti331.6 km 1.0 mishow
Ellenwis Ellenwis121.6 km 1.0 mishow
Oetwil am See Oetwil4,9251.6 km 1.0 mishow
Oetwil / Oetwil (Dorfkern) Oetwil / Oetwil (Dorfkern)2711.6 km 1.0 mishow
Lieburg Lieburg181.6 km 1.0 mishow
Oetwil / In der Beichlen Oetwil / In der Beichlen591.7 km 1.0 mishow
Summerau Summerau61.7 km 1.1 mishow
Gibisnued Gibisnüd91.7 km 1.1 mishow
Under-Frobueel Under-Frobüel111.8 km 1.1 mishow
Rohr Rohr171.8 km 1.1 mishow
Hottental Hottental31.8 km 1.1 mishow
Oetwil / Schloessli Oetwil / Schlössli1611.8 km 1.1 mishow
Oberror Oberror61.8 km 1.1 mishow
Schachenweid Schachenweid71.8 km 1.1 mishow
Zelg Zelg61.8 km 1.1 mishow
Rotblatt Rotblatt181.8 km 1.1 mishow
Schachen Schachen131.8 km 1.1 mishow
Chnolli Chnolli171.9 km 1.2 mishow
Oetwil / Im Joendler Oetwil / Im Jöndler1791.9 km 1.2 mishow
Ober-Frobueel Ober-Frobüel121.9 km 1.2 mishow
Leerueti Leerüti342.0 km 1.2 mishow
Neuhus Neuhus102.0 km 1.2 mishow
Lesirain Lesirain102.0 km 1.2 mishow
Oetwil / Schwerze Oetwil / Schwerze602.0 km 1.2 mishow
Lindist Lindist112.0 km 1.3 mishow
Esslinger Esslinger472.0 km 1.3 mishow
Tuefleten Tüfleten572.0 km 1.3 mishow
Sagenacher Sagenacher72.0 km 1.3 mishow
Husacher Husacher42.1 km 1.3 mishow
Himendal Himendal42.1 km 1.3 mishow
Oetwil / In der Farb Oetwil / In der Farb642.1 km 1.3 mishow
Burg Burg162.2 km 1.3 mishow
Eichholz Eichholz172.2 km 1.3 mishow
Binziger Binziger1402.2 km 1.4 mishow
Stoetzli Stötzli52.2 km 1.4 mishow
Speckli Speckli142.2 km 1.4 mishow
Oetwil / Frohe Aussicht Oetwil / Frohe Aussicht922.2 km 1.4 mishow
Vorderer-Radrain Vorderer-Radrain32.3 km 1.4 mishow
Goldrain Goldrain72.3 km 1.4 mishow
Laetten Lätten192.3 km 1.4 mishow
Wihalden Wihalden402.3 km 1.4 mishow
Reben Reben22.3 km 1.4 mishow
Brand Brand102.3 km 1.4 mishow
Oetwil / Vogelsang Oetwil / Vogelsang5992.3 km 1.4 mishow
Brandrain Brandrain502.3 km 1.4 mishow
Vorder Pfannenstiel Vorder Pfannenstiel82.3 km 1.4 mishow
Sandgrueb Sandgrueb62.3 km 1.4 mishow
Furen Furen612.3 km 1.5 mishow
Appisberg Appisberg252.3 km 1.5 mishow
Grossweid Grossweid62.4 km 1.5 mishow
Schoren Schoren82.4 km 1.5 mishow
Binzhalden Binzhalden442.4 km 1.5 mishow
Egg Egg4,0032.4 km 1.5 mishow
Horueti Horüti22.4 km 1.5 mishow
Riet Riet152.4 km 1.5 mishow
Oetwil / Langholz Oetwil / Langholz902.4 km 1.5 mishow
Schaubigen Schaubigen132.4 km 1.5 mishow
Bergheim Bergheim1612.4 km 1.5 mishow
Baechelsrueti Bächelsrüti402.4 km 1.5 mishow
Forbueel Forbüel1352.4 km 1.5 mishow
Oberer Brand Oberer Brand132.5 km 1.5 mishow
Moenchaltorf / Dorf Mönchaltorf / Dorf1,0772.5 km 1.5 mishow
Strick Strick562.5 km 1.5 mishow
Widenbad Widenbad132.5 km 1.5 mishow
Haslihalde Haslihalde1802.5 km 1.6 mishow
Unterer Brand Unterer Brand362.5 km 1.6 mishow
Talweg Talweg1782.6 km 1.6 mishow
Holzhusen Holzhusen152.6 km 1.6 mishow
Maennedorf / Schellen Männedorf / Schellen2672.6 km 1.6 mishow
Buechholz Buechholz202.6 km 1.6 mishow
Moenchaltorf / Rietwis Mönchaltorf / Rietwis3142.7 km 1.6 mishow
Rundihalde Rundihalde562.7 km 1.7 mishow
Naesplen Näsplen162.7 km 1.7 mishow
Willikon Willikon1272.7 km 1.7 mishow
Haslibach Haslibach152.7 km 1.7 mishow
Rundi Rundi242.7 km 1.7 mishow
Obere Buehlen Obere Bühlen682.7 km 1.7 mishow
Schwobshof Schwobshof142.7 km 1.7 mishow
Uetikon / Lindenacker Uetikon / Lindenacker722.7 km 1.7 mishow
Heidihof Heidihof32.7 km 1.7 mishow
Holzhusen Holzhusen202.7 km 1.7 mishow
Maennedorf / Boldern Männedorf / Boldern3022.7 km 1.7 mishow
AElpli Älpli372.7 km 1.7 mishow
Bueel Büel352.8 km 1.7 mishow
Widenrain Widenrain142.8 km 1.7 mishow
Jungholz Jungholz92.8 km 1.8 mishow
Uetikon / Oergelacher Uetikon / Oergelacher572.8 km 1.8 mishow
Maennedorf / Allmend Männedorf / Allmend1052.8 km 1.8 mishow
Maennedorf / Buehlen Männedorf / Bühlen2432.8 km 1.8 mishow
Maennedorf / Auf Dorf Männedorf / Auf Dorf4282.8 km 1.8 mishow
Bolteracher Bolteracher262.9 km 1.8 mishow
Buchholz Buchholz52.9 km 1.8 mishow
Berg Berg42.9 km 1.8 mishow
Oberschaubigen Oberschaubigen52.9 km 1.8 mishow
Geerenstoeck Geerenstöck52.9 km 1.8 mishow
Uetikon / Chlidorf Uetikon / Chlidorf8172.9 km 1.8 mishow
Heispel Heispel113.0 km 1.8 mishow
Weid Weid63.0 km 1.8 mishow
Brunisberg Brunisberg333.0 km 1.9 mishow
Monchaltorf Mönchaltorf2,7793.0 km 1.9 mishow
Uetikon / Hoebeli Uetikon / Höbeli2313.0 km 1.9 mishow
Hostig Hostig103.1 km 1.9 mishow
Maennedorf Männedorf7,9513.1 km 1.9 mishow
Uetikon / Bluemental Uetikon / Bluemental3693.1 km 1.9 mishow
Ober-Allenberg Ober-Allenberg63.1 km 1.9 mishow
Gruet Grüt403.1 km 1.9 mishow
Uetikon / Grossdorf Uetikon / Grossdorf1,0403.1 km 1.9 mishow
Uetikon / Rinderweid Uetikon / Rinderweid1273.1 km 1.9 mishow
Moenchaltorf / Heugarten Mönchaltorf / Heugarten3563.1 km 1.9 mishow
Gunten Gunten253.1 km 1.9 mishow
Roren Roren153.1 km 1.9 mishow
Chaesrain Chäsrain153.1 km 1.9 mishow
Lindenhof Lindenhof43.1 km 1.9 mishow
Uetikon Uetikon3,4313.2 km 2.0 mishow
Maennedorf / Allenberg Männedorf / Allenberg2593.2 km 2.0 mishow
Uetikon / Wissenrain Uetikon / Wissenrain1733.2 km 2.0 mishow
Heggen Heggen133.2 km 2.0 mishow
Uetikon / Tuntelen Uetikon / Tuntelen623.2 km 2.0 mishow
Moenchaltorf / Bruggaecher Mönchaltorf / Bruggächer4933.2 km 2.0 mishow
Hunert Hunert83.2 km 2.0 mishow
Bundi Bundi83.2 km 2.0 mishow
Niggenberg Niggenberg173.2 km 2.0 mishow
Gugger Gugger33.2 km 2.0 mishow
Obermeilen / Rain Obermeilen / Rain53.2 km 2.0 mishow
Frauwis Frauwis93.3 km 2.0 mishow
Obermeilen / Hollaender Obermeilen / Holländer203.3 km 2.0 mishow
Uetikon / Gseck Uetikon / Gseck403.3 km 2.0 mishow
Wanne Wanne53.3 km 2.0 mishow
Hinterer Pfannenstiel Hinterer Pfannenstiel133.3 km 2.0 mishow
Moenchaltorf / Schwerzisteg Mönchaltorf / Schwerzisteg53.3 km 2.1 mishow
Haslen Haslen143.3 km 2.1 mishow
Obermeilen / Gruet Obermeilen / Grüt283.3 km 2.1 mishow
Eggbueel Eggbüel43.3 km 2.1 mishow
Wannen Wannen-3.3 km 2.1 mishow
Uetzikon Uetzikon483.3 km 2.1 mishow
Uetikon / Scheug Uetikon / Scheug363.3 km 2.1 mishow
Maennedorf / Dorfkern Männedorf / Dorfkern4,8933.3 km 2.1 mishow
Maienrain Maienrain93.3 km 2.1 mishow
Dachsleren Dachsleren113.4 km 2.1 mishow
Hinteregg Hinteregg1,1073.4 km 2.1 mishow
Uetikon / Chirchbueel Uetikon / Chirchbüel2543.4 km 2.1 mishow
Chilchbueel Chilchbüel63.4 km 2.1 mishow
Obermeilen / Schlehstud Obermeilen / Schlehstud123.5 km 2.2 mishow
Hinterer Puentacher Hinterer Püntacher413.5 km 2.2 mishow
Untere Tuntelen Untere Tuntelen203.5 km 2.2 mishow
Uetikon / Birchweid Uetikon / Birchweid223.5 km 2.2 mishow
Unter Halden Unter Halden183.5 km 2.2 mishow
Ober Halden Ober Halden853.5 km 2.2 mishow
Maennedorf / Bruesch Männedorf / Brüsch2793.5 km 2.2 mishow
Vorderer Puentacher Vorderer Püntacher513.5 km 2.2 mishow
Mueli Müli563.6 km 2.2 mishow
Bollerrain Bollerrain143.6 km 2.3 mishow
Moenchaltorf / Hohfurren Mönchaltorf / Hohfurren5343.6 km 2.3 mishow
Taegernau Tägernau273.6 km 2.3 mishow
Bezibueel Bezibüel103.7 km 2.3 mishow
Obermeilen / Aebleten Obermeilen / Aebleten673.7 km 2.3 mishow
Uetikon / Langenbaum Uetikon / Langenbaum1313.7 km 2.3 mishow
Haltenacher Haltenacher63.7 km 2.3 mishow
Grueningen (Stedtli) Grüningen (Stedtli)1853.7 km 2.3 mishow
Bauertacher Bauertacher473.7 km 2.3 mishow
Binzikon Binzikon1,8543.7 km 2.3 mishow
Obermeilen / Au Obermeilen / Au4063.7 km 2.3 mishow
Widenriet Widenriet43.7 km 2.3 mishow
Zaniken Zaniken973.7 km 2.3 mishow
Meilen / Baepfert Meilen / Bäpfert143.7 km 2.3 mishow
Baechelacher Bächelacher43.8 km 2.3 mishow
Chueeweid Chüeweid123.8 km 2.3 mishow
Chrummacker Chrummacker53.8 km 2.3 mishow
Chruezstein Chrüzstein533.8 km 2.3 mishow
Obermeilen / Weid Obermeilen / Weid2823.8 km 2.4 mishow
Daendlikon Dändlikon293.8 km 2.4 mishow
Chilchli Chilchli43.8 km 2.4 mishow
Mueliweid Müliweid613.8 km 2.4 mishow
Raellikon Rällikon253.8 km 2.4 mishow
Obermeilen / Luetisaemet Obermeilen / Lütisämet1613.9 km 2.4 mishow
Rotholz Rotholz143.9 km 2.4 mishow
Meilen / Zumpernaul Meilen / Zumpernaul423.9 km 2.4 mishow
Gueetli Güetli43.9 km 2.4 mishow
Uelikon Uelikon4973.9 km 2.4 mishow
Neuacher Neuacher73.9 km 2.4 mishow
Haensler Hänsler73.9 km 2.4 mishow
Mutzmalen Mutzmalen283.9 km 2.4 mishow
Hinderrueti Hinderrüti-3.9 km 2.4 mishow
Stifelwis Stifelwis703.9 km 2.5 mishow
Echtlen Echtlen174.0 km 2.5 mishow
Obermeilen / Rossbrunnen Obermeilen / Rossbrunnen674.0 km 2.5 mishow
Obermeilen / Dollikerrain Obermeilen / Dollikerrain944.0 km 2.5 mishow
Usserfeld Usserfeld44.0 km 2.5 mishow
Binz Binz2314.0 km 2.5 mishow
Breiti Breiti84.0 km 2.5 mishow
Bueel Büel464.0 km 2.5 mishow
Obermeilen / Rotholz Obermeilen / Rotholz1114.0 km 2.5 mishow
Auf der Bueechlen Auf der Büechlen44.1 km 2.5 mishow
Engelbirg Engelbirg64.1 km 2.5 mishow
Obermeilen / Stocklen Obermeilen / Stocklen424.1 km 2.5 mishow
Obermeilen / Grueb Obermeilen / Grueb804.1 km 2.5 mishow
Seeweid Seeweid94.1 km 2.6 mishow
Maennedorf / Ausserfeld Männedorf / Ausserfeld1,1754.1 km 2.6 mishow
Echtlenweg Echtlenweg64.1 km 2.6 mishow
Obermeilen / Dollikon Obermeilen / Dollikon3464.1 km 2.6 mishow
Neuguet Neuguet64.1 km 2.6 mishow
Eichholz Eichholz224.1 km 2.6 mishow
Meilen / Vorrain Meilen / Vorrain404.2 km 2.6 mishow
Wiesengrund Wiesengrund104.2 km 2.6 mishow
Obermeilen / Appenhalten Obermeilen / Appenhalten574.2 km 2.6 mishow
Traenkibach Tränkibach124.2 km 2.6 mishow
Obermeilen / Bueel Obermeilen / Büel384.2 km 2.6 mishow
Obermeilen / Schinhuet Obermeilen / Schinhuet794.2 km 2.6 mishow
Bonacher Bonacher34.2 km 2.6 mishow
Obermeilen / Chrummacher Obermeilen / Chrummacher1614.2 km 2.6 mishow
Meilen / Geisshalden Meilen / Geisshalden564.2 km 2.6 mishow
Lindenmatt Lindenmatt84.2 km 2.6 mishow
Lattenberg Lattenberg114.3 km 2.6 mishow
Neugut Neugut174.3 km 2.6 mishow
Meilen / Halten Meilen / Halten5084.3 km 2.7 mishow
Rebacher Rebacher104.3 km 2.7 mishow
Obermeilen / Roren Obermeilen / Roren124.3 km 2.7 mishow
Banacher Banacher64.3 km 2.7 mishow
Buerglen Bürglen1054.3 km 2.7 mishow
Langjoch Langjoch64.3 km 2.7 mishow
Gossau Gossau4,2874.4 km 2.7 mishow
Trottacher Trottacher104.4 km 2.7 mishow
Meilen / Unot Meilen / Unot294.4 km 2.7 mishow
Redlikon Redlikon594.4 km 2.7 mishow
Hinderwald Hinderwald144.4 km 2.7 mishow
Stifelacher Stifelacher74.4 km 2.7 mishow
Neuhus (bei Hinteregg) Neuhus (bei Hinteregg)1034.4 km 2.7 mishow
Erlen Erlen104.4 km 2.7 mishow
Toggwil Toggwil194.4 km 2.7 mishow
Au Au144.4 km 2.7 mishow
Meilen / Giessen Meilen / Giessen94.4 km 2.7 mishow
Ober Rain Ober Rain24.4 km 2.7 mishow
Bannholz Bannholz44.4 km 2.7 mishow
Talacher-Haufland Talacher-Haufland2144.4 km 2.8 mishow
Grueben Grueben44.4 km 2.8 mishow
Letzi Letzi134.4 km 2.8 mishow
Vorder-Guldenen Vorder-Guldenen184.4 km 2.8 mishow
Oberhof Oberhof64.5 km 2.8 mishow
Obermeilen / Oberdorf Obermeilen / Oberdorf4764.5 km 2.8 mishow
Herrgass Herrgass264.5 km 2.8 mishow
Breitacher Breitacher94.5 km 2.8 mishow
Aberen Aberen94.5 km 2.8 mishow
Lindhof Lindhof564.5 km 2.8 mishow
Vorderwald Vorderwald94.5 km 2.8 mishow
Ghei Ghei814.5 km 2.8 mishow
Obermeilen / Unterdorf Obermeilen / Unterdorf1444.5 km 2.8 mishow
Obermeilen Obermeilen2,8714.6 km 2.8 mishow
Spilhalden Spilhalden54.6 km 2.8 mishow
Meilen / Just Meilen / Just904.6 km 2.9 mishow
Langacher Langacher294.6 km 2.9 mishow
Hueb Hueb194.6 km 2.9 mishow
Rifacher Rifacher74.6 km 2.9 mishow
Rain Rain114.6 km 2.9 mishow
Stafa Stäfa5,7374.6 km 2.9 mishow
Chindismueli Chindismüli474.6 km 2.9 mishow
Schoenau Schönau144.7 km 2.9 mishow
Meilen / Risi Meilen / Risi1474.7 km 2.9 mishow
Meilen / Ruebstein Meilen / Ruebstein654.7 km 2.9 mishow
Rhyner Rhyner114.7 km 2.9 mishow
Obermeilen / Hinterdorf Obermeilen / Hinterdorf1834.7 km 2.9 mishow
Langfuhr Langfuhr244.7 km 2.9 mishow
Meilen / Ormis Meilen / Ormis2744.7 km 2.9 mishow
Meilen / Bruech Meilen / Bruech3634.7 km 2.9 mishow
Zelg Zelg84.7 km 2.9 mishow
Breitacher Breitacher114.7 km 3.0 mishow
Itzikon Itzikon2584.8 km 3.0 mishow
Langmatt Langmatt154.8 km 3.0 mishow
Kies Kies64.8 km 3.0 mishow
Hartmis Hartmis64.8 km 3.0 mishow
Buen Buen164.8 km 3.0 mishow
Meilen / Beugen Meilen / Beugen504.8 km 3.0 mishow
Eicheracker Eicheracker144.9 km 3.0 mishow
Heuberg Heuberg134.9 km 3.0 mishow
Weid (bei Gossau) Weid (bei Gossau)54.9 km 3.0 mishow
Ober-Huettenacher Ober-Hüttenacher104.9 km 3.0 mishow
Wisental Wisental1684.9 km 3.1 mishow
Neuhus Neuhus64.9 km 3.1 mishow
Meilen / Schaellen Meilen / Schällen374.9 km 3.1 mishow
Wueeri Wüeri285.0 km 3.1 mishow
Wigarten Wigarten125.0 km 3.1 mishow
Dorfhalden Dorfhalden305.0 km 3.1 mishow
Vordere Wannwis Vordere Wannwis175.0 km 3.1 mishow
Felsengrund Felsengrund105.0 km 3.1 mishow

Airports around Esslingen

No airports found within 15 km around Esslingen. You can expand the radius of your search:
15 km
50 km100 km

External sources of information on Esslingen

Esslingen on Wikipedia