Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

A maritime museum holding the remains of Blackbeard's pirate ship.

A church of bones, decorated with 40,000 human skeletons.

An enormous and lavish Gothic church in Czechia.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

Something's watching you.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This once-derelict building is now one of the most beautiful bookstores in the world.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

This snug medieval lane is one of the narrowest streets in the world.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

World's largest Christmas store.

A charming remnant of 19th-century fishing towns sits on Michigan’s Leelanau Peninsula.

The rusted remains of an ill-fated freighter lie just off the coast of South Manitou Island in Lake Michigan.

Beautiful scenery, history, science, and physics come together in this remnant of shipping lore.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

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

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.

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

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