This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Colorful and chaotic stacked hotel in North Holland.

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

This Stockholm light tower can be controlled by anyone with a smartphone.

Breathtaking and huge 430 year old maps of Italy.

Rome’s legendary peephole vista is also a former Crusader stronghold.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.