Scientists and miners exploring dark caves. Geologists, explorers, adventurers, potholing, historians or mining company.

Name: Scientists Miners Exploring Dark Caves Geologists
Uploaded: 2013-08-22T00:00:00.000Z
Duration: 16 s
Channel: Multifocus
Description: Scientists and miners exploring dark caves. Geologists, explorers, adventurers, potholing, historians or mining company. Stock Footage Video (100% Royalty-free) 4502342 | Shutterstock