Large one-man sculpture park in Michigan.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

Legs Inn provides Polish food, a cornucopia of Native American artwork, wood carvings, and mounted deer heads.

Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

House built with over 60,000 glass bottles.

Strange physical sensations and optical contradictions keep visitors coming back for more.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

Turnip-shaped island just off the Michigan shore in Lake Huron.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

The best Tiki bar in Las Vegas.

A new kind of theme park for adults off the Las Vegas Strip.

This former lieutenant governor's home is brimming with curiosities.

This Toronto garden collects stares and tchotchkes in equal measure.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

Secret Swing.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Recycled junk and fishing buoys litter the yard and facade of this bait shop cum art project.

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.