It leads to a former hospital’s old root cellar.

The world champion cow is buried within a historic old asylum.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

Former self-sufficient mental institution now a planned community.

An enormous roadside pan tells the story of a battle for pie glory.

This tree was warped centuries ago to serve as a botanical wayfaring tool.

This vacant station is a relic of harvest processing techniques of the mid-20th century.

Easily overlooked in favor of the wineries that dot the region, this blast from the past is equally worth the visit.

For more than 50 years, an iconic sign has greeted visiting “fudgies” to the Traverse City area.

Full-sized barn houses many restored instruments.

Michigan’s most famous shoe tree.

At the top of a local ski mountain is a hidden cemetery containing the graves of just two soldiers.

Funhouse of found art and participatory sculpture.

An abandoned, unfinished mansion on grounds strewn with lava rocks.

A museum befitting the city responsible for supplying the majority of the world's LSD.

9,000 square feet of vintage and modern mechanical toys, dioramas & sideshow curiosities.

A modern mechanical planetary system, part of a 10,000 year clock.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

San Francisco's newly reopened hands-on science museum.

Playable, historic pinball machines fill this Alameda museum.

One of the best absinthe distilleries in the United States.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

One man's prolific, decade-long quest to turn trash into artistic treasure.