for phil lyman, that's not the point. >> it's just rolling over the top of communities.s resonates with other rural western communities because they have seen it themselves. they're dealing with the blm. >> so one of you will run a tape. >> brown: 200 miles to the north in utah's nine mile canyon, jerry spangler agrees there's something going on, even if he disagrees with lyman about everything else. >> the main task is to get this comed and get the rock art documented and the relationship of any artifacts to those two features. >> brown: spangler is an archaeologist working to preserve sites throughout utah, including thousands of petroglifs, like the great hunter panel. he sees a variety of potential threats from well-organized oil and gas exploration to random vandalism. >> you see examples all the time that archaeological sites are like books. that book will tell you a complete story about the people that live there, but once you start denigrating the site, you're just ripping out pages out of that book. and you rip out enough pages, pretty soon the story doesn't mak