Lake Michigan is the third largest of the Great ... The lake’s average water depth is 279 feet (85 meters) and its maximum depth is 925 feet (282 meters). Marshes, tallgrass prairies, savannas ...

Unless you’re someone with a deep (pun intended) fascination with the world’s bodies of water, it might be a challenge to fathom just how far down they can go. Michigan is surrounded by the ...