One man's journey to return a stone to its point of origin after 200,000 years.

Homesick Syrian refugees head to this restaurant for a taste of Damascus.

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

An Englishman loses his scalp to a Cheyenne warrior and lives to donate it to a library.

An idle pastime becomes a record holder in Boys Town, Nebraska.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

The largest collection of historical roller skates in the world.

An abandoned mountain village in Habib surrounded by walnut, apricot, and pomegranate trees.

The world's largest bioluminescent area was undiscovered by science until 2005.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

This dry lake bed contains the oldest known petroglyphs in North America.

Scientists use one of the saltiest bodies of water on Earth as a terrestrial base for studying water on Mars.

These hooded graves are the only of their kind in the United States.

Between 1930 and 1946, a tobacco farmer laid his beloved horses and mules to rest in this small patch of pine forest.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

More than 300 years ago, a revolt at this Hopi pueblo shaped the future of the American Southwest.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

It might look like just a pile of sticks—because it is. But there's a dark history to how this stack got its start.

Azerbaijani ghost town, decaying after a war left it an armed forces buffer zone.

A monument in the Belarusian city of Polotsk claims to mark the exact midpoint of the European continent.

An homage to the humble watering can.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.