When you consider all of today’s technology and with man exploring virtually every part of the world, it’s a surprise when something ancient is discovered for the first time.
An example of such a place exists right in our backyard. Dunbar Cave, which is inside the Dunbar Cave State Park in Clarksville, Tenn., got quite a bit of attention on January 12, 2005 when researchers discovered Native American pictographs and petroglyphs inside the cave.(more…)
The United States Geological Survey has a great online mapping feature that is quite addicting and can suck you in for a while.