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Dark corridor of old underground Soviet military bunker under artillery fortification., Sevastopol, Crimea.
Long steps towards mine tunnel
The Golden Tunnel at Amber Palace, Jaipur
Rifugio antiaereo a Terni
Long narrow and dark underground tunnel in an old bunker, leading to a steel ladder that goes up to the surface.
An old abandoned mine located near the Salmon Glacier in northern British Columbia.
foliaged entrance to the mountain mine
Tunnel leading to the underground, entrance to the cave
Communication tunnel at underground bunker or subway, etc.
Tirana, Albania. 13 March 2024. Exterior sign and entrance for Bunk Art 1 in Tirana.
Jerusalem, Israel - October 13, 2017: Siloam Tunnel known as Hezekiah's Tunnel underground path underneath ancient City of David in Kidron Valley aside of Jerusalem Old City
Traverse City, Michigan USA - August 30, 2023: An illuminated pedestrian tunnel lit for evening pedestrians walking in Traverse City Michigan.
Old bunker during the Cold War. Corridor in the anti-nuclear bomb shelter
Underground old sewerage treatment plant tunel of the 19th century
Zeljava Air Base in Croatia It is on the border between Croatia and Bosnia and Herzegovina It was the largest underground airport and military air base in Yugoslavia, and one of the largest in Europe
Rifugio antiaereo di Terni
Dark creepy old corridor of underground bunker or prison.
Old Pre-WW1 German Bunker Exterior.
Abandoned tunnel, 2 world war, architecture, minimalism
hoover dam ominous tunnel - arizona usa
James Brindley original Harecastle Tunnel entrance. The Trent and Mersey Canal Kidsgrove, Newcastle-under-Lyme, close up, landscape.
Markshall, UK - September 16th, 2021: Concealed hide, bunker in Wild Wood forest surrounded by leaves and natural camouflage with keep out sign.
Abandoned #9 Coal Mine, Pennsilvanyam Carbon County, About 2000 feets underground.
top maintenance tunnel with electric cables in the building Drossensperre of the storage lake Mooserboden of the power plants group Kaprun at the national park High Tauern, Austria
Rifugio Bunker antiaereo della Seconda Guerra Mondiale di Nera Montoro in Umbria
The entrance to a secret disguised military bunker. Abandoned bomb shelter. Background
Copper Mine tunnel located in the town of Hyder, Alaska but situated within British Columbia.
Refuge of the Spanish civil war in Alcoy - valency - Spain)
A sign on the Eiserner Steg pedestrian bridge in Frankfurt, Germany
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