This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

An ancient iron pillar in Delhi that seems to be rustproof.

Temples adorned with intricate, erotic sculptures make up one of the "seven wonders" of India.

A blooming house of worship for the masses.

The world's second-largest sundial, made entirely out of stone.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

A palatial sculpture park was built illegally and in secret by a self-taught artist over 36 years.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

One of the world’s best microminiaturist, Nicolaï Siadristy displays his lifetime of tiny creations in this museum.

The deepest metro station in the world.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

340-foot statue built to honour the Heroes of the Soviet Union.

This derelict superstructure was a very important warning system for the Soviet military.

One of the most poignant ruins of the Chernobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This attraction was abandoned after the Chernobyl disaster.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

Oriental bazaar in the heart of Sarajevo.

The place where World War I began.

Bridge that died in war and was resurected.

A whimsical bridge adorned with decorative dragons.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

This subterranean necropolis holds three floors of antler-dug grave caves.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.