ROLLER COASTER GONE WRONG - The reason why your surveyor must always get it right.
14:59
TOP OF CONCRETE LEVEL
18:14
SET - UP ERRORS + 1METER LEVEL ON DIFFERENT LEVELS
6:25
How to establish your first benckmark
8:43
DC plane crash: plane diverted "last minute" and helicopter's tracking system "off"
5:27
Building our dream home l Season 1 Episode 4 l THE COST - THE TRUTH #offgridlifestyle #rurallife
16:56
Nicaragua's $50BN Panama Canal Rival
1:06:12
How To Do Land Navigation At Basic Training | Everything You NEED To Know To Pass
22:22