A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

A wonderfully curated used bookstore in an airport.

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.

A bizarre house filled with an astounding array of collections.

Just a man taking his prehistoric pet for a stroll.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

Small and slightly hidden, the American Writers Museum is preserving the legacy of America's finest authors.

A river with some unusual, and occasionally dangerous, habits.

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

These pretty kitties killed and ate as many as 135 railway workers.

A Bibliophile's Dream.

This quirky roadside attraction provides insight into Minnesota's logging history.

A giant granite cross remembers missionary Father Frederic Baraga, and his safe passage across an angry Lake Superior.

Home to part of the world’s largest private collection of original manuscripts and documents.

America's silhouette includes 100 square miles of wilderness jutting into Canada thanks to an old mapmaking error.

Minnesota's highest point is a scenic vista marked by a plaque and armies of mosquitoes.

Duluth mineral magnates built this charming art deco lodge to be their private clubhouse.

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

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

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

This interpretive path lets you get up close and personal with dinosaur bones.

A small horde of mythical creatures lurk almost imperceptibly within the museum's wildlife dioramas.