Keywords:
tunnel, historic building, passageway, maine, details, rooms, american state, room, district, passage, state, burrow, hole
Description:
Shot of tunnels inside of Fort Knox observatory.
Request:
- ID: 56ccb3e8e61304e207b04f21
- Original Size: 3000 x 2211px
- Subscription: Available
- License Type: Royalty Free
- Upload Date: February 23, 2016
- Permission: Not Applicable or No.
- Editorial Use: Yes
- Commercial Use: Yes