
Boulder choke
Collection of large rocks or rubble that obstructs the passage of a cave or mine
From Wikipedia, licensed CC BY-SA 4.0.
Logs
★ 2.5 average from 1 person · 1 entry

Collection of large rocks or rubble that obstructs the passage of a cave or mine
From Wikipedia, licensed CC BY-SA 4.0.
★ 2.5 average from 1 person · 1 entry