GregBrick.org

Speleology 101

What's unique about Twin Cities caves?

(Learn it all in an astoundingly brief 12 slides.)

Want to learn more about local caves? My Continuing Education course offered through the University of Minnesota offers an introductory level program:

2010 Curiosity Camp

(See pp. 13-14 of pdf catalog.)

Horace Carter Hovey (1833-1914), the father of American speleology.