These dramatic cola-colored falls have appeared in a poem by Henry Wadsworth Longfellow and a song by Sufjan Stevens.

The largest ski jump in the Western Hemisphere hasn't hosted skiers in decades.

143 feet of leaping muskie whose mouth can be used as a wedding venue.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

When waves crash onto this section of beach, the rocks sing a song.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

This friendly fellow was built to honor an advancement in mineral processing.

Half of a waterfall goes into the river while the other half seems to disappear.

Over 140 boathouses built by miners from the Soudan Iron Mine in the early 20th century overlook Stuntz Bay on Lake Vermilion.

Minnesota's oldest and deepest mine is now an underground physics laboratory.

This 25-foot-tall statue was built as a protest to a property dispute.

Home to a 26-foot-tall statue of an American icon.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

A wonderland of caves in eastern Iowa.

An underground wonderland in Iowa.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

A small museum celebrating the fiberglass giants that are icons of America's highways.

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.