A famous big wave from Japan serves as a tribute to the victims of the disastrous Elbe flood.

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

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

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

A larger-than-life house of cards stands outside the house of a former fashion designer.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.

The "Mona Lisa" of funerary art.

Bronzes and busts that once stood in the city's main squares are now relegated to a small hidden courtyard.

A striking symbol of the Bulgarian capital.

"Holy Wisdom" overlooks the city that became its namesake.

A vast Communist-era exhibition space in the Bulgarian capital.

Only a fragment of this 15th-century Dance of Death survives today.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

The Guardian of Tallinn.

Monument to a suicide protesting the Soviet invasion.

A museum of alchemy and a basement laboratory all housed in an ancient building in a Gothic tower.

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

This is the oldest Roman-made bridge in the city still existing in its original state.

This curious, round temple is the oldest still-standing marble building in Rome.

Remnants of a 4th-century church with vivid medieval frescoes and ancient sarcophagi hide beneath this old basilica.

A forgotten "city of water" underneath the famous Trevi district.