An engineering wonder at Pillnitz Castle protects a precious 230-year-old flowering shrub.

Ruins of a German Castle on top of a towering stone pillar.

This historic little railroad runs through some of the most beautiful scenery in Germany.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

Underneath the city that invented pilsners are a series of historic tunnels that have been storing beer for centuries.

This unusually shaped mountaintop tower looks like a UFO floating over the city.

Tall columns of volcanic basalt make up this improbable-seeming rock formation.

Bohemian paradise covered in majestic forests.

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

An enormous and lavish Gothic church in Czechia.

Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

The 14th-century ruins are said to contain healing powers.

Two monstrous faces loom over a village in Czechia.

Underneath this small church are 15,000 bones, arranged by an obsessive academic.

This former quarry is now a picturesque gorge that hides a sunken lake.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

A former squatter's paradise outside Prague.

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

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

Tucked away in a Prague park, a statue beloved by romantics honors a poet so nice they buried him twice.