 view gallery |   Boolboonda tunnel east adit, Boolboonda , Qld, Australia
in Cave Entrances (Artificial) An old rail tunnel posted by:  blingg location: Queensland, Australia date approved: 4/13/2020 last visited: never |
 view gallery | Howqua River Tunnel - Howqua, Vic, Australia in Cave Entrances (Artificial) A tunnel constructed to divert the waters of the Howqua River posted by: blingg location: Victoria, Australia date approved: 10/30/2019 last visited: never |
 view gallery | Skocjan Caves, Slovenia in Cave Entrances (Artificial) Cave give access to one of the most impressive caves in Europe. posted by: tofixe location: Slovenia date approved: 9/16/2019 last visited: never |
 view gallery | Old Glory Hole - Pine Mountain Gold Mine Museum - Villa Rica, GA in Cave Entrances (Artificial) Up behind the Stockmar Home (destroyed) is the main entrance..... posted by: YoSam. location: Georgia date approved: 7/15/2019 last visited: never |
 view gallery | Rail Tunnel north adit - Geelong, Vic, Australia in Cave Entrances (Artificial) A railway tunnel beneath Geelong posted by: blingg location: Victoria, Australia date approved: 6/4/2019 last visited: never |
 view gallery | Pinal Mountain Mine Shaft - Miami, AZ in Cave Entrances (Artificial) This old mine opening is now a bat cave. posted by: rjmcdonough1 location: Arizona date approved: 6/4/2019 last visited: 5/24/2020 |
 view gallery | Antiguo Bóveda de Bodega - Firgas, Gran Canaria, España in Cave Entrances (Artificial) Former Bodega Vault under an abandoned hotel complex posted by: Windschattenwanderer location: Islas Canarias, Spain date approved: 3/16/2019 last visited: never |
 view gallery | Cuevas de Bandama - Sta. Brígida, Gran Canaria, España in Cave Entrances (Artificial) Prehispanic cave village in the north face of Bandama Crater. posted by: Windschattenwanderer location: Islas Canarias, Spain date approved: 2/15/2019 last visited: never |
 view gallery | Harpers Ferry Tunnel - Maryland Heights, MD in Cave Entrances (Artificial) A train tunnel in Maryland Heights. posted by: bluesnote location: Maryland date approved: 12/23/2018 last visited: 12/23/2018 |
 view gallery | Silly Mountain Mine - Apache Junction, AZ in Cave Entrances (Artificial) This is the opening to a failed mine in the Superstition Mountains. posted by: rjmcdonough1 location: Arizona date approved: 12/23/2018 last visited: never |
 view gallery | Jelsterkoet, Elst, Riemst, Limburg, Belgium in Cave Entrances (Artificial) Jelsterkoet, the cave of Elst posted by:  TeamYakara location: Limburg, Belgium date approved: 9/4/2018 last visited: never |
 view gallery | De Coolen, Riemst, Limburg, Belgium in Cave Entrances (Artificial) De Coolen is a marl quarry and nature reserve on the border of the districts of Millen and Val-Meer. It is managed by Limburgs Landschap vzw.
The name of the area means: De Kuilen.
The area consists of a small hillside forest, including a medium-sized marl quarry, whose tunnel system covers a length of about 1 km. Some fossils were found in the tunnel system. posted by: TeamYakara location: Limburg, Belgium date approved: 8/20/2018 last visited: never |
 view gallery | Eben-Ezer Tower, Eben-Emael, Bassenge, Liège, Belgium in Cave Entrances (Artificial) Below the ground level there is a basement of 3.40 meters high giving access to a flint quarry, which is rarely publicly accessible due to vandalism posted by: TeamYakara location: Liège, Belgium date approved: 8/20/2018 last visited: never |
 view gallery | Bierkeller Theophil Roninger - Magden, AG, Switzerland in Cave Entrances (Artificial) This artificial cave was created in 1868 to store ice for a nearby brewery. posted by: fi67 location: Aargau, Switzerland date approved: 7/31/2018 last visited: never |
 view gallery | Grotte de Granite - La Conception in Cave Entrances (Artificial) Une grotte accessible à tous à La Conception./Open-access cave in La Conception posted by: LadyKarine location: Québec, Canada date approved: 7/13/2018 last visited: 6/27/2019 |
 view gallery | Cave of 'Hinnisdael', Vechmaal, Heers, Limburg, Belgium in Cave Entrances (Artificial) Quarry Henisdaal, also written as Hinnisdaal or Hinnisdael, is a name associated with a system of underground marl quarries located southeast of Vechmaal and Sint-Pieters-Heurne, a hundred meters north of the language border. posted by: TeamYakara location: Limburg, Belgium date approved: 7/13/2018 last visited: never |
 view gallery | Pipeline Tunnel - Anakie Gorge, Vic, Australia in Cave Entrances (Artificial) A tunnel through a rocky spur posted by: blingg location: Victoria, Australia date approved: 7/13/2018 last visited: 8/6/2019 |
 view gallery | Zion Tunnel - Springdale, UT in Cave Entrances (Artificial) One of two auto tunnels in Zion National Park. posted by: bluesnote location: Utah date approved: 6/9/2018 last visited: 9/7/2019 |
 view gallery | Mt. Carmel Tunnel (WEST) - Springdale, UT in Cave Entrances (Artificial) The western entrance to the Mt. Carmel Tunnel. posted by: bluesnote location: Utah date approved: 6/9/2018 last visited: 11/12/2019 |
 view gallery | Mt. Carmel Tunnel (EAST) - Springdale, UT in Cave Entrances (Artificial) The eastern entrance to the Mt. Carmel Tunnel. posted by: bluesnote location: Utah date approved: 6/9/2018 last visited: 9/7/2019 |
 view gallery | Claypool Tunnel - Superior, AZ in Cave Entrances (Artificial) Claypool Tunnel carried U.S. 60 through Devil's Canyon until 1952. posted by: rjmcdonough1 location: Arizona date approved: 5/20/2018 last visited: never |
 view gallery | Redstone Rock Caves, Stourport-on-Severn, Worcestershire, England in Cave Entrances (Artificial) Man made caves that were started in the 12th century, used for habitation, animals & storage at various times. posted by: The_Senior_Crabbes location: West Midlands, United Kingdom date approved: 5/20/2018 last visited: never |
 view gallery | U-Verlagerung Zeolith - Ibbenbüren, NW, Germany in Cave Entrances (Artificial) "U-Verlagerung" means Untertage-Verlagerung and translates to subterranean relocation. "Zeolith" was built, and not an existing tunnel system as used in the Ofenkaulen. posted by: Bush-Rescue location: Niedersachsen, Germany date approved: 5/20/2018 last visited: never |
 view gallery | Les souterrains de la Règle - Limoges, Limousin in Cave Entrances (Artificial) Les souterrains de la Règle
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"Abbey of the Rule" underground passages posted by: AirV location: Nouvelle-Aquitaine, France date approved: 3/15/2018 last visited: never |
 view gallery | Goldgrube, Bad Homburg, Germany in Cave Entrances (Artificial) In der Goldgrube wurde früher nach Gold gegraben, aber nie gefunden *** Many years ago, this gold mine was made, but, gold was never found posted by: 4spring location: Hessen, Germany date approved: 3/15/2018 last visited: 1/28/2018 |
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