This otherworldly church spire reaches up toward the heavens.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

An Austrian house of bones filled with hundreds of intricately painted skulls.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

Petrified footprints of one of the very first vertebrates to walk on land.

A hugely vast Irish landscape of barren rock that stretches for miles.

This single room has survived the centuries with almost no deterioration.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

This ancient Irish religious site is covered in ancient carvings, many of which have barely aged.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

This haunting tombstone comes complete with a heartbreaking story of love and loss.

An 18th-century Spanish watchtower made entirely of seashell and concrete.