Ha.... Oh my... looks like Marie13 and I are going to be good friends.
So I understand the Great Lakes are very cold to dive. Are there any wrecks on the Minnesota side of the lake or would I have to go to Wisconsin or Michigan? Where would the Madeira be located? I guess I could look that up myself. LOL...
Check this website out for WI wrecks.
www.wisconsinshipwrecks.org