The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

An Austrian house of bones filled with hundreds of intricately painted skulls.

The topiary maze at the Habsburg hunting lodge.

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

At less than four inches in height, this iconic fictional character is the smallest public statue in all of Moldova.

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

While the U.S. and Soviet Union were engaged in a space race, Poland built a UFO on the ground.

Relive a Polish uprising via an enormous, century-old cyclorama.

A collection of old neon signs from all over Poland line a secluded courtyard.

A statue honors the children who fought Nazis in Poland.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

The silly symbol for an underground protest group is now scattered around the city.

A striking public sculpture representing the period of martial law in Communist Poland.

Museum dedicated to "the man who moved the Earth."

The site of the first battle of World War II.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

An underground city of salt.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

The oldest housing complex in Riga is a mini timeline of architectural trends.

The widest waterfall in Europe is a natural wonder and one of the only places where fish are caught in the air.

A black cat protests the City Guild in Riga's Old Town.

A preserved oak tree about 3,500 years old found in Riga, Latvia.