Designed to commemorate the king's coronation.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

A salty red wasteland in Tanzania is a breeding spot for endangered flamingos.

These strange piles of magnetized volcanic ash travel across the desert about 50 feet per year.

Human ancestor’s 3.6 million year-old footprints.

In Stone Town, Zanzibar, the city’s culture and history is told through its doors.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

This earthwork installation sits on a grassy hill, celebrating Iceland's past and present.

This stunning concert hall has become a symbol of Iceland's national recovery.

Iceland's tribute to its thankless civil servants.

A monument dedicated to the civil uprisings that took place during the Pots and Pans Revolution.

The exhibition explores the Icelandic city's Viking Age history.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This is the oldest Roman-made bridge in the city still existing in its original state.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

2300-year-old Roman road connecting the empire.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.