青の洞窟（Grotta Azzurra）はイタリア南部・カプリ島にある海食洞であり、観光名所である。
The Blue Grotto or Blue Cave (Croatian: Modra špilja), is a
エメラルドの洞窟（イタリア語: Grotta dello Smeraldo）は、イタリアのアマルフィ海岸に面する
Sea Lion Caves are a connected system of sea caves and caverns open to
The Blue Grotto (Maltese: That il-Hnejja) is actually a number of sea
Bashian Cave is a sea cave located in the East Coast of Taiwan in
フィンガルの洞窟（英語：Fingal's Cave）はスコットランド・ヘブリディーズ諸島
Portbraddon Cave (also spelled Portbradden, Portbraddan) is a relict
| colspan='5' The Nereo Cave is a huge underwater sea-cave situated on
Smoo Cave is a large combined sea cave and freshwater cave in Durness
Rosh HaNikra (; Hebrew: ראש הנקרה, or Ras an-Naqoura, 'head of the gr
The Cathedral Caves are a series of sea caves on the Catlins Coast in
Gorham's Cave is a natural sea cave in Gibraltar, considered to be one
The Great Blue Hole is a large underwater sinkhole off the coast of
The Bimini Road, sometimes called the Bimini Wall, is an underwater
The Salt Cathedral of Zipaquirá (Spanish: Catedral de Sal de
Matka (Macedonian: Матка, meaning 'womb') is a canyon located west
Karaca Cave (Turkish: Karaca Mağarası) is a network of caves l
マンモス・ケーブ国立公園（マンモス・ケーブこくりつこうえん、Mammoth Cave National Park）とは、アメリカ合衆国ケンタッキー州中央部にあるアメリカ合衆国の国立公園の1つであ
バトゥ洞窟（バトゥどうくつ、Batu Caves）は、マレーシアの首都クアラ・ルンプール近郊
The Caves of Han-sur-Lesse (in French: Grottes de Han-sur-Lesse or
Saeva dupka (Bulgarian: Съева дупка) is a cave in Northern Bulgaria
Howe Caverns is a cave in Howes Cave, Schoharie County, New York.
The Grutas de Cacahuamilpa National Park in Guerrero, Mexico, is best
The Barabar Caves are the oldest surviving rock-cut caves in India ,
Luray Caverns, originally called Luray Cave, is a large, celebrated
The Frasassi Caves (Italian: Grotte di Frasassi) are a remarkable
Belianska Cave (Slovak: Belianska jaskyňa) is a stalactite cave in
開始$138
開始$151
開始$127
開始$81
開始$162
開始$278
