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[[Berkas:Delicate Arch LaSalle.jpg|upright=1.35|thumbjmpl|[[Delicate Arch]] in [[Arches National Park]], [[Utah]], United States]]
'''Lengkungan alamiPelengkung''', atau '''jembatan alamibusur''' atau({{Lang-en|arch}}) kadangadalah disebutsuatu '''lengkunganbentuk batu'''lahan adalahatau [[susunanbentang batu]]alam alami denganberupa [[Pelengkung|lengkungan]] yang terdapatdengan sebuah lubang di bawahnya. LengkunganBentukan alamipelengkung umumnya terdapat pada tebing daratan, tebing pantai, sirip, atau tumpukan yang disebabkan oleh erosi air laut, sungai, atau proses pelapukan oleh cuaca.<ref>{{Cite journal|last=Sunarto|date=2008|title=Hakikat Bencana Kepesisiran dalam Perspektif Geomorfologi dan Upaya Pengurangan Risikonya|url=https://i-lib.ugm.ac.id/jurnal/download.php?dataId=11508|dead-url=yes|journal=Jurnal Kebencanaan Indonesia|volume=1|issue=4|pages=211-228|archive-url=https://web.archive.org/web/20200601075541/https://i-lib.ugm.ac.id/jurnal/download.php?dataId=11508|archive-date=2020-06-01}}</ref><ref>[http://www.naturalarches.org/archinfo/faq.htm Natural Arch and Bridge Society], FAQ.</ref><ref>[http://www.naturalarches.org/big-FairyBridge.htm Big 14 Tour - Fairy Bridge], The Natural Arch and Bridge Society</ref><ref>{{cite web |url=http://www.nature.nps.gov/geology/parks/arch/ |title=Geology Resources, Arches National Park |publisher=National Park Service |date= |accessdate=2015-12-23 |archive-date=2015-12-23 |archive-url=https://web.archive.org/web/20151223190124/http://www.nature.nps.gov/geology/parks/arch/ |dead-url=yes }}</ref><ref>Jett, Stephen C.[http://www.naturalarches.org/china/journal.html#fairybridge China Diary], The Natural Arch and Bridge Society</ref><ref>[http://www.naturalarches.org/big-FairyBridgeMeasurement.htm Measurement of Fairy Bridge]</ref><ref>[http://www.trekearth.com/gallery/Oceania/Australia/photo206866.htm Trek Earth]</ref>
== Tempat-tempat yang memiliki lengkungan alami ==
=== Afrika ===
[[Berkas:Aloba T15b 5831b Stefan Kroepelin.JPG|thumb|upright=0.6|[[Aloba Arch]], Chad]]
* [[Aloba Arch]], [[Chad]]
* [[Boatswain Bird Island]], [[Ascension Island]]
* [[Bogenfels]], [[Namibia]]
* [[Goedehoop natural rock bridge]], [[South Africa]]
* [[Hole-in-the-Wall (Eastern Cape)|Hole-in-the-Wall]], [[Eastern Cape]], South Africa
* [[Tassili n'Ajjer]], a mountain range with many arches, [[Algeria]]
* [[Tukuyu]] natural bridge, [[Tanzania]]
* Wolfberg Arch, [[Cederberg]], [[Western Cape]], South Africa
=== Asia ===
[[Berkas:Natural stone arch in tirumala.JPG|thumb|[[Natural Arch, Tirumala hills|Natural Stone Arch]], [[Tirumala]], India]]
[[Berkas:Arches in Timna Park in summer 2011 (7).JPG|thumb|Arch in [[Timna Valley]] Park, [[Negev]] Desert, Israel]]
* Arch Cave, [[Galilee]], [[Israel]]
* Burdah Bridge, [[Wadi Rum]], [[Jordan]]
* [[Baatara gorge waterfall]] in [[Tannourine]], [[Lebanon]] has three natural bridges.
* [[Engetsu Island]], [[Shirahama, Wakayama]], [[Japan]]
* [[Hazarchishma Natural Bridge]], [[Bamyan Province]], [[Afghanistan]]
* [[Jabal Umm Fruth Bridge]], Jordan
* Jebel Kharaz, [[Wadi Rum]], Jordan
* "Jisr al-Hajar" or the "Stone Bridge" in [[Mzaar Kfardebian]], Lebanon
* [[Moon Hill]], [[Guangxi]] province, [[China]]
* [[Natural Arch, Tirumala hills]], [[Tirumala]], [[India]]
* The Pigeons' Rock known as [[Raouché]] in [[Beirut]], Lebanon
* [[Punarjani Guha]], natural tunnel in [[Thrissur district]] of Kerala, India
* Rock Bridge of Gulanchwadi, [[Narayangaon]], [[Maharashtra]], India<ref>Offbeat Tracks in Maharashtra - A Travel Guide - Book by [[Milind Gunaji]] ISBN 81-7154-669-2</ref>
* [[Shipton's Arch]], [[Xinjiang]], China
* [[Xianren Bridge]], China
* The Great White Hole of Krabi, [[Krabi Province|Krabi]], [[Thailand]]<ref>http://www.naturalarches.org/gallery-Thailand-WhiteHole.htm</ref>
=== Eropa ===
[[Berkas:Es pontas 2.jpg|thumb|[[Es Pontàs]] is a natural arch in the coast of [[Mallorca]], Spain]]
[[Berkas:Durdle Door Dorset Sunset.jpg|thumb|[[Durdle Door]], Dorset, UK]]
* [[Arco Naturale]], [[Capri]], [[Italy]]
* [[Azure Window]], [[Gozo]], [[Malta]] (collapsed in 2017)
* [[Bow Fiddle Rock]], [[Portknockie]], [[Scotland]]
* [[Castell de Castells]], [[Spain]]
* [[Chaos de Montpellier-le-Vieux]], [[France]]
* [[Durdle Door]], [[Dorset]], [[England]]
* [[Dyrhólaey]], [[Iceland]]
* [[Es Pontàs]], Spain
* [[Étretat]], France
* [[Green Bridge of Wales]], [[Pembrokeshire]], [[Wales]]
* [[Inland Sea, Gozo]], Malta
* [[Kuhstall (Saxon Switzerland)|Kuhstall]], [[Germany]]
* [[Malá Pravčická brána]], [[Czech Republic]]
* [[Marsden Rock]], [[South Shields]], [[England]] (collapsed in 1996)
* [[Marvelous Bridges]], [[Bulgaria]]
* [[Ófærufoss]], Iceland (collapsed in winter 1992/1993)
* [[Pistyll Rhaeadr]], Wales
* [[Ponoarele]], [[Romania]] (Podul lui Dumnezeu, or God's Bridge)
* [[Pont d'Arc]], France
* [[Pravčická brána]], Czech Republic
* [[Wied il-Mielaħ Window]], Gozo, Malta
=== Amerika Utara ===
==== Kanada ====
[[Berkas:QC Gaspesie RocherPerce tango7174.jpg|thumb|[[Percé Rock]], [[Quebec]], Canada]]
* [[Percé Rock]], [[Quebec]]
==== Karibia ====
* [[Aruba Natural Bridge|Natural Bridge]], [[Aruba]] (collapsed 2005)
==== Meksiko ====
[[Berkas:CaboSanLucasLandsEnd.JPG|thumb|The [[Arch of Cabo San Lucas]], Mexico]]
* [[Arch of Cabo San Lucas|El Arco de Cabo San Lucas]], [[Baja California Sur]]
==== Amerika Serikat ====
{{See also|Arches National Park}}
[[Berkas:LandscapeArchPano.jpg|thumb|[[Landscape Arch]], [[Utah]], United States - one of the [[List of longest natural arches|longest natural arches]] in the world<ref>{{cite web|url=http://www.naturalarches.org/big9.htm |title=The Worlds Longest Natural Spans |website=www.naturalarches.org |publisher=Natural Arch and Bridge Society |accessdate=January 10, 2017}}</ref>]]
[[Berkas:Window rock AZ.jpg|thumb|[[Window Rock, Arizona]]]]
* [[Anacapa Island]], [[Channel Islands National Park]], [[California]]
* [[Arch Creek, Florida|Arch Creek]], [[Florida]]
* [[Ayres Natural Bridge Park]], [[Wyoming]]
* [[Bell Smith Springs]], [[Illinois]]
* [[Blackwater Natural Bridge]], Wyoming
* [[Bryce Canyon National Park]], [[Utah]]
* [[Corona Arch]], Utah
* [[Creelsboro Natural Bridge]], [[Kentucky]]
* [[Delicate Arch]], Utah
* [[Eye of the Needle (Montana)|Eye of the Needle]], [[Montana]]
* [[Goat Rock Beach]], California
* [[Grosvenor Arch]], Utah
* [[Honopū Valley|Honopū Arch]], [[Hawaii]]
* [[Natural Arch|Koger Natural Arch]], Kentucky<ref>{{cite web|url=http://www.kspg.org/pages/iarch.html |title=Natural Arch |publisher=Kentucky Society of Professional Geologists |date= |accessdate=2015-12-23}}</ref>
* [[Kolob Arch]], [[Zion National Park]], Utah
* [[Landscape Arch]], Utah
* [[Natural Bridge (Virginia)|Natural Bridge]], [[Virginia]]
* [[Natural Bridge Caverns]], [[Texas]]
* [[Natural Bridge Park]], [[Alabama]]
* [[Natural Bridge State Resort Park|Natural Bridge State Park]], Kentucky
* [[Natural Bridge State Park (Massachusetts)|Natural Bridge State Park]], [[Massachusetts]]
* [[Natural Bridge State Park (Wisconsin)|Natural Bridge State Park]], [[Wisconsin]]
* [[Natural Bridges National Monument]], Utah
* [[Natural Bridges State Beach]], California
* [[Rainbow Bridge National Monument]], Utah
* [[Rattlesnake Canyon (Colorado)|Rattlesnake Canyon]], [[Colorado]]
* [[Rockbridge State Nature Preserve]], [[Ohio]]
* [[Sewanee Natural Bridge]], [[Tennessee]]
* [[Sipapu Bridge]], Utah
* [[Three Arch Rocks National Wildlife Refuge]], [[Oregon]]
* [[Tonto Natural Bridge]], [[Arizona]]
* [[Window Rock, Arizona]]
* [[Wrather Arch]], Arizona
* [[Yahoo Arch]], Kentucky
=== Oceania ===
[[Berkas:Hole In The Rock In Bay Of Islands.jpg|thumb|Motu Kōkako, also known as Piercy Island or "The Hole In The Rock”, New Zealand]]
* [[London Arch]], Australia (collapsed 1990)
* [[Mangapohue Natural Bridge]], New Zealand
* [[Oparara Basin Arches]], New Zealand
* [[Piercy Island]], New Zealand
* [[Springbrook National Park#Natural Bridge section|Springbrook National Park]], [[Queensland]], Australia
=== Amerika Selatan ===
* [[Arch Islands]], [[Falkland Islands]]
* [[Icononzo]], [[Colombia]]
* [[La Portada]], [[Chile]]
* [[Puente del Inca]], [[Argentina]]
* [[Sete Cidades National Park]], [[Brazil]]
=== Lainnya ===
* The Arch of Kerguelen, Christmas Harbour, [[Kerguelen Islands]] (collapsed ca. 1910)<ref>[http://www.discoverfrance.net/Colonies/Kerguelen.shtml "Kerguelen Islands, Part 1," DiscoverFrance.net]</ref>
== Lihat pula ==
* [[List of longest natural arches]]
== Referensi ==
* [http://www.naturalarches.org/ The Natural Arch and Bridge Society]
* {{Cite AmCyc|wstitle=Bridge, Natural |short=x}}
{{Bentang lahan dan bentuk lahan}}
[[Kategori:Bentuk lahan marin]]
{{Coastal geography}}
[[Kategori:Bentang alam aeolian]]
[[Kategori:Natural arches| ]]
[[Kategori:Coastal and oceanic landforms]]
[[Kategori:Coastal geography]]
[[Kategori:Erosion landforms]]
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