The Jesus tree of Malta bears a striking resemblance to Christ on the cross.

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

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

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

A colossal sculptural lion built by the same man who designed the Statue of Liberty.

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

A giant portrait of an ancient king looms over the river.

Stone age urban planning.

A Serbian church lit by chandeliers made of weapons.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

There has been an astronomical clock on this spot since the 14th century.

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

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Have a seat with the father of modern computing at this Manchester monument.

For a couple of months each year this Swedish city turns into a festive neon phantasmagoria.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.