This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

Thanks to its heroic service during WWII this Soviet castle has been turned into a monument towered over by a brutalist titan.

The site where the leader of the Kosovo Liberation Army was killed is now a memorial.

Amsterdam's former hotspot for public executions and dissections.

Europe's first floating restaurant is home to a hilarious legend.

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

The place where Czar Peter I of Russia resided in 1697 during his Grand Embassy.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

An often overlooked ancient site in downtown Athens with substantial history (and nature).

The only ancient site that remains on the south bank of the sacred Ilissos river.