The headquarters of a secretive order is also a beautifully-designed park.

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

Scary metal statues adorn some of the signature buildings of Burlington, VT.

Where a rare geological phenomenon created a section of rock that resembles a checkerboard.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Something's watching you.

This small stone chapel is a hidden gem just outside the University of New Hampshire campus.

This modern medieval weapon of war was built to toss pumpkins.

Restaurant in a 1741 farmhouse that touts the story of its haunting on its menus.

Around 100 sculptures from artists all over the world decorate the hiking trails surrounding this locale.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

This micro-nation may be some sort of prank, but its constitution sure seems official.

Folky pharmaceuticals abound in this medicinal reliquary.

Museum deep in the catacombs of St. Michael the Archangel Church is explored by touch, sound, and smell.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

A small monument in Lithuania marks the geographic center of Europe—or at least one of the claimants.

Boats must transform into railroad cars to navigate this Polish canal.

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

These rare statues are one of the few remaining material witnesses to Old Prussian culture.

This antique thermometer honors the creator of the first universal temperature scale.