The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This grand manse has been transformed into a museum devoted to one of the founders of Fantastic Realism.

A magnificent collection of imperial armor and weaponry.

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

Baroque celebration of the end of the Great Plague of Vienna.

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

Macabre museum devoted to historical Viennese murders.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

This sprawling Jewish cemetery is one of the largest in Europe.

Visitors can explore the role of mysticism throughout the ages inside this interactive museum of magic.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A Museum of Psychiatry in a still-operating mental institution.

Medical history with an amazing, if frighting, collection of wax diseases on display.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

The first Russian Orthodox church in the Catholic city of Rome in almost a thousand years.

One of the most important yet well-hidden museums dedicated to the history of medicine.

This delightful little museum is dedicated to only one thing: pasta.

A Nesting Doll of Churches.