Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

This classic restaurant features a gorgeous mirror-clad room.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

A quaint Russian village in the middle of a German metropolis.

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

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

An ancient necropolis of magnificent tombs.

The ancient mosaics here are considered among the finest in the world, and serve as a stunning record of Greco-Roman daily life.

For nearly 2,000 years this church has been waging war on local snakes by importing cats.

Breathtaking Byzantine paintings cover the inside of this 12th-century church.

Rusted structures stand like ghosts of Cyprus' 6,000-year-old copper industry.

Sofia's legislative center is continuously reinventing itself.

The mile-long pier stretches from a ruined fortress out into the Baltic.

A clerical error gave rise to this imaginary micronation in the southwestern corner of Estonia.

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

Sweden's oldest animated sign is still lighting up the skyline today.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Some islands... they come, they go, especially on Lake Travis.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

This stunning concert hall has become a symbol of Iceland's national recovery.

Iceland's tribute to its thankless civil servants.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.