Search Results for @tags limestone mining
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William L
Houghton Mine - 1000 level portal
William L
Houghton Mine - T Crosscut miner's graffiti [2]
William L
Houghton Mine - T Crosscut miner's graffiti [4]
William L
Houghton Mine - T Crosscut speleothems
William L
Houghton Mine - T Crosscut split
William L
Houghton Mine - L Crosscut miner's graffiti [3]
William L
Larkspur Mine - upper adit winze
William L
Larkspur Mine - lower adit entrance stope
William L
Larkspur Mine - upper adit portal
William L
Larkspur Mine - lower adit twin ore chutes [2]
Thomas Stano
Graffiti Bridge
Rommel Bundalian
Callao Cave, Penablanca, Cagayan Valley
John Wood
Riwaka Resurgence
Ben Parker
Montezuma Well, Camp Verde, Arizona
Pierre Aubineau
Canyon de Arbayun (Arbaiungo Arroila, Navarra, Basque Country)
Rico Hentschel
Square of Marienberg, Standing before Memorial of Duke Henry
Mark Peterson
Cave in Park des Buttes Chaumont
Ken Stahley
South Canyon Slot
Ken Dawson
Abandoned cement plant in Concrete, WA
Erwinson Gabia
Butas Butas Beach Mauban Quezon
Calvin K McDonald
Silver City School, Idaho, USA
Rico Hentschel
A Lovely Viewpoint in Urban Forest of Buchholz, Ore Mountains
Marvin del Cid
Ciguapa forest
Anatoliy Semyonov
First City Water