Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

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

3,000 market stands in five former Zeppelin hangars.

Flamboyant architecture from the turn of 20th century.

The best bagels in Berlin are tucked away in an independent bookstore.

For more than 170 years, this family-run bakery has been serving Berlin’s best Baumkuchen, or “tree cake.”

Metro station with a claim to rock n' roll fame.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Twelve sweet, nutty, life-sized statues are housed in this second-story shrine to almond paste.

The "Prussian Versailles" that is as glorious today as when it was built.

Atop this library is one of the most beautiful green spaces in Warsaw.

The center of this Polish border town was so thoroughly wiped out in World War II that only the foundations remain.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

This chimerical bridge/tunnel appears to dead end right into the sea.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

A model village fit for an emperor.

Perhaps the tiniest sculpture in Saint Petersburg is a little bronze finch inspired by a song.

A castle perched precariously over the Crimean Sea.

This magnificent Crimean estate was once a playground of the Russian elite.

Over 300 wood sculptures depicting characters from Slavic, Greek and Western folk tales fill this magical garden.

One of the windiest peaks in Crimea is home to an incredible set of cable bridges.