Largest Roman Catholic church in North America.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

Christ's blood allegedly preserved in a Belgian town.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

Russia's own leaning tower was built on a tragic historical fable.

A Russian museum dedicated to the household staple, the samovar.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

The Guardian of Tallinn.

A rotting air force base is now home to rare birds and scarce plants.

An abandoned stretch of highway, deteriorating next to the operational one.

The same security that protects our nukes accidentally protected a gentle herd of antelope.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

The encased skull that is widely believed to belong to St. John the Baptist.

Theme park featuring miniature replicas of European monuments.

Climb inside an iron crystal magnified 165 billion times its normal size.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.