Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Cold war icon and onetime "hole" in the iron curtain.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

The most visited, and possibly most controversial, museum in Germany.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

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

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

Squeezing inside this deep, narrow canyon reveals a festival of desert colors.

The mosaic floor of a 4th-century synagogue features a pagan zodiac wheel alongside traditional images of a Torah ark and menorahs.

An ancient underground cultic temple where sunlight penetrates on the summer solstice.

These numerous Israeli caves were dug out over hundreds years for reasons ranging from hideouts to burial sites.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

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

A historic chapel filled with colorful murals and a colorful past.

A "miracle" that seems to produce more holy fistfights than holy revelations.

Oldest Protestant church in the Middle East, designed to resemble a synagogue.

The only quarter of the Old City not dedicated to a major world religion.

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

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

The home of the Dead Sea Scrolls is an abstract modernist dream.

This sacred cave temple is home to thousands of bats and according to legend, a giant snake king.

The name of this ancient Indonesian temple translates as "Elephant Cave" but it could be more accurately called "The Hellmouth."