Here's a video by the Bureau of Land Management (BLM) in California showing the life of a survey monument.
The BLM California YouTube description of this video is:
We hope you learn a little, maybe chuckle a bit in this first Funny.bytes -- an occasional look at the lighter side of BLM issues:
The Public Land Survey System is a way of subdividing and describing land in the United States. But the original PLSS surveys were often marked by wooden stakes or posts, marks on trees, pits, piles of rock -- not the most permanent of markers. See what this can lead to, as BLM surveyors deal it in the present...
Watch the video after the jump
About BLM California:
BLM California manages 15.2 million acres of public lands, nearly 15% of California's land area. The Bureau also administers 47 million acres of subsurface mineral estate underlying federal surface land, 2.5 million acres underlying privately owned land, 592,000 acres of Native American tribal land where BLM has trust responsibility for mineral operations. BLM California also manages 1.6 million acres in northwestern Nevada for cattle grazing, wild horses, recreation and wildlife habitat.