Crystal City underground is a former sand mine, located in Crystal City, Missouri and fronts Plattin Creek, within a mile of it’s intersection with the Mississippi River. It is 6,000,000 million square feet of enclosed underground, which is approximately...
Exploring nature in the St. Louis area
Some of the awesome attractions in the St. Louis area near Webster University. Chess Daily News from Susan Polgar
An amazing discovery
World’s Biggest Cave Discovered?AOLposted: 18 HOURS 52 MINUTES AGOfiled under: Science News, World News (April 30) – A group of cavers exploring the Vietnamese jungle say they’ve come across the world’s biggest cave. The massive passage, which measures 656...