This shallow cave got its name from copious amount of human bones found inside.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

Astounding collection of coin-operated games and automata.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

Underwater restaurant at the coral reefs of Eilat.

Tel Aviv's popular neighborhood went though endless waves of transformation.

One of the few guarded stops along the great spice route.

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

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

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.

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

The tallest waterfall in the Judean Desert is named for its connection to a biblical figure.

A modern-day cabinet of curiosities housed in a 300-year-old inn.

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

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

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

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

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

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

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

The abandoned palace stands as a wounded but proud beacon of Afghan hope.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The largest piece of no man's land left on Earth.