This remote, abandoned Soviet observatory promises spectacular views for those who can reach it.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

A Roman temple perched over an Italian town, forgotten several times over.

This medieval hilltop village was abandoned at the end of the 19th century, after existing for more than 500 years.

A small island in Lake Garda that was used as a burial site, pirate hideout, and a monastery.

A massive bridge forms part of an aqueduct that was deemed an architectural wonder of its time.

Once the legendary capital of the Dacian Kingdom, this city has been reduced to mere ruins.

Mount Tambora is the site of the largest and deadliest volcanic eruption in recorded human history.

The city of Parma's cathedral is home to one of the greatest illusionistic frescoes of the Renaissance.

Inspired by the famous sculptures on Easter Island, this head serves as a popular meeting spot by Shibuya Station.

One of the only places where Earth’s mantle lies above water.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

A monument to the migrants who cross the dangerous waters between North Africa and a tiny Italian island.

This functional solar system model was inspired by the famous Eisinga Planetarium.

The old church, buried by the 1784 Mount Vesuvius eruption, is a remarkably well-preserved place where people now pray for the souls of the dead.

The interior of this Serbian royal family's mausoleum is covered with exquisite mosaics.

This bike path was sunk below water level for maximum wonder.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

This 21st century cabinet of curiosities includes dinosaur bones, moon rocks, film memorabilia, and more.

This medieval castle was home to a known tyrant and features several hidden passages.

China has many statues of the general and war god, but none are as epic as this.

It’s said this crypt was the setting for the tragic finale of the Shakespeare play.