The site of the first battle of World War II.

This 13th century Gothic brick castle is the largest in the world by surface area.

Gdańsk's lion mascot features in a trail of bronze sculptures scattered all across the city.

Modern art commemorates one of the first military actions of World War II.

During the renovation of this bas-relief, the constructors added one unusual element.

A huge wooden clock that is so beautiful its creator was forcibly blinded.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

This antique thermometer honors the creator of the first universal temperature scale.

Memorial to the lost dead of Gdansk, whose resting places were destroyed during World War II.

One of the world's largest amber altarpieces is housed within this reconstructed medieval church.

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

Kuala Lumpur’s historic single-screen cinema, transformed into a labyrinthine bookstore.

The home of the morbid art of corpse plastination is open for visitors to view the fascinating, but stomach-churning process.

This gateway to subterranean Hanover plays jazz, pop and rock to surprised passersby.

After this historic church was destroyed by World War II bombing, its blackened shell was left standing as a monument.

The world's oldest rose is so tough it survived being bombed in World War II.

A museum dedicated to the former country.

An Art Deco Icarus statue adorns this abandoned gem of Yugoslav Modernist architecture.

This statue of a 15th-century Hungarian military and political figure has become known for its resemblance to a particular cartoon knight.

Different sections of the Zemun Fortress were built in the 14th and 15th century as a response to the advance of the Ottoman Empire.

A small memorial to a deadly night in Serbia that shook the world before it was swept under the rug.

Considered an architectural abomination by some, this metal-clad building is known as 'little red riding hood' by locals.

Backwards hour and minute hands and a timing mechanism that fluctuates with the temperature led to this clock tower's local nickname.