Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Physicist’s epitaph provides final confirmation to a career of turmoil.

In the fictional world of Kcymaerxthaere, standing at this site just outside Vienna, Austria, the sky would have been found beneath your feet.

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

Dine amidst exotic plants at this former royal greenhouse.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Legends surround an ancient tree trunk riddled with nails for good luck.

Vienna's underworld of tunnels and subterranean rivers made an iconic appearance in a 1949 Orson Welles film.

A silly medieval mural preserved on the side of a Viennese house.

This cubist Vienna church building looks like some sort of alien stonehenge.

After 11 years of reconstruction work, Slovakia's finest hilltop chapel complex is finally reopen to the public.

An extraordinary museum devoted to the pop art legend created by Slovak artists.

The ruins of a 13th-century monastery that long served as a place of refuge from wars and raids.

Climb around the high waterfalls on series of iron ladders and bridges within the wildest gorge in the Slovak Paradise.

A cableway for car transport.

A gorgeous stone viaduct crosses over a bucolic valley.

An abandoned 19th-century iron factory perched along the outskirts of an idyllic village.

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