The world’s largest LED display, built over an F1 race circuit.

This mysterious abandoned fort looks like something pulled right from Arabian legend.

Whitewashed mosque contains the world's largest carpet.

Over the dunes of the Empty Quarter, the mysterious music of the desert.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

After 11 years of reconstruction work, Slovakia's finest hilltop chapel complex is finally reopen to the public.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

A perfectly preserved hill village where the buildings are painted like white lace.

Too much gossip or just missing curfew could land you in here for a couple of days.

An unusual cave filled with rare alien-looking aragonite formations.

The "dragon babies" of southeastern Europe.

A whimsical bridge adorned with decorative dragons.

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

A miniature train-ride through Slovenia's largest cave system.

What was once supposed to be the symbol of a shining Afghan future is now a bombed-out ruin.

Despite a history of destruction, this former citadel survives to document Afghanistan's oft overlooked history.

Splashes of blue in an otherwise monotonous lunar landscape.

Once an impressive link to Afghanistan’s Buddhist past, now a sad reminder of intolerance towards other cultures.

The oldest museum in Borneo is a cornucopia of rare taxidermy and human skulls.

One of the largest caverns in the world has a maw large enough to stack cathedrals in.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.