The Grand Canyon
How the Grand Canyon formed.
An introduction to agate collecting in Eastern Minnesota, where some of the worlds most beautiful agates can be found.
Geological formations are truly amazing creation of nature and continue to captivate people’s interest because of the splendid beauty and view they provide.
Dirt can be a fascinating subject especially if you happen to be someone who likes to dig around in it, someone like a rock hound or a geologist or an archeologist or a nine year old boy. He likes dirt. He likes rocks and minerals and he is very glad his old grandmother isn’t quite as old as dirt and we still have a lot of outdoor adventure and rock hound ahead of us…read more.
When I was a teenager back in high school you were a nobody unless you had both a calculator (which was still new technology at the time) and one of these meteorite sampler kits.
Here are the puzzles of potholes – caving, potholing, spelunking, speliology. How does it all work?