This museum promotes informed contraception by documenting its often secret past.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

The beautiful baroque library of the Hapsburg empire.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Op-art architecture designed for happiness.

Handsomely crafted representations of our round planet.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

The Habsburgs' royal collections of art and wonders.

The most visited, and possibly most controversial, museum in Germany.

Blitzkrieg bop your way through Berlin's Ramones Museum.

Berlin's old airport.