Singapore's landscaping project is home to 18 incredible Supertrees.

This enormous gold Buddha statue was hidden inside a stucco decoy for centuries.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

A museum dedicated to the former country.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

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

Bridge that died in war and was resurected.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

This one-time health resort was used by aristocrats around the world.

A monument at Alicante Marina honors a little-known hero of the Spanish Civil War.

Legends surround this natural rock formation that looks like a Moorish king wearing a crown.

This magnificent market stands as a poignant symbol of the suffering caused by the Spanish Civil War.

Fascinating exhibits of prehistoric and ancient artifacts displayed with a uniquely modern touch.

A well-restored ancient archaeology site gives a real feel for life during the Roman age.

A celebration of solstice followed by a fiery purging of evils.

There are no crying babies in this neck of the woods.

A Netherlands hotel where you can sleep inside a wine barrel.

Home to the world's oldest functioning orrery.

Lavish royal estate punctuated with heated greenhouses.

Op-art architecture designed for happiness.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.