A 400-year-old church covered floor to ceiling in ex-voto offerings from the faithful.

This splendid tomb may look fantastic, but there's nothing in it...

A rare kind of blue bear can be found chiefly in the national park that shares their name.

An ornate century-old elevator still connects the two halves of Bad Schandau.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

Eight "Guardians of Health" protect this art deco water tower from pollutants and bacteria.

This leafy estate is worth $18 million and is so grand it has two mailing addresses.

Chicago was once a major hub of film production, but being silent film you don’t hear much about it.

There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

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

Rippling sand dunes frozen in the Arizona rock.

This lab's maddening silence is good for business but bad for sanity.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Two stunning 17th-century libraries and a cabinet of curiosities.