This nightmarish children's plaything was left grotesque to help kids conquer their fear.

The remains of this ancient fortress atop a manmade hill look as though they were built into a volcano.

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

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

Israel's premiere solar energy research facility provides energy to nomads.

A magical oasis in the middle of the Negev Desert.

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

A somber memorial honors the hundreds of thousands of lives lost at this labor and extermination camp.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.