This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

The most famous location in China was home to whole dynasties worth of imperial rulers.

The bluer than blue waters in these natural Israeli caves are reached via the world's steepest cable car.

This subterranean funicular is one of the world's smallest subways.

This clock is an architectural flourish that stands out as a landmark among a unique Israeli German community.

This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’

Neighborhood in Jerusalem is home to the ultra-orthodox haredim.

After over 100 years out of service this landmark windmill once again turns as a symbol of Jerusalem's self-sufficiency.

As the Dead Sea continues to deplete, massive sinkholes open along its banks.

A massive, heart-shaped, wind-carved crater in the middle of the Israeli desert.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

This tumultuous Icelandic lava field looks so alien European researchers want to use it as a stand-in for Mars.

A sulfuric martian landscape that looks far better than it smells.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

This elegant arc of a waterfall marks a religious turning point.

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

What was once an underground Nazi city is now Europe's largest bat reserve.