A hip bar decorated with walls of golden skulls.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A mysterious castle built as a monument to lost love.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

Walk in the footsteps of the gods and straddle two tectonic plates.

Dozens of padlock-trees along the Moscow River.

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A toxic ghost town sitting atop a massive coal fire.

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.