Approximately 300 million years ago, a massive coral reef existed in what is now the largest limestone cave in Japan.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

Get a taste of Chamorro cuisine, family-style, at this popular restaurant.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

Coins and medals straight from the mint await visitors to this shop in the nation's capital.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

At this museum in Iceland, visitors can sample fermented Greenland shark.

This collection of 80 polarizing foods aims to challenge your subjective notions of repulsion.

A stockpile of childhood lunch pails turned collectibles.

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.

One of the most acclaimed eateries in Arkansas is a two-table diner on the ground floor of a family home.

Taos Pueblo recipes, foraged ingredients, and outdoor ovens define the menu at this eatery.

This edible park is open to any and all foragers.

Every weekend, the parking lot of this Buddhist temple turns into a Thai street-food paradise.

The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

A tribute to the intrepid explorer and his crew who perished in terrible conditions on an ill-fated expedition to the Arctic.

At a Bangkok bistro, one pot of beef stew has been cooking non-stop for more than 45 years.

Tracking the 1,500-year history of Korea's star cabbage.

Where else would a linchpin of post-colonial Native American cuisine anchor the menu but a museum?

The longest living non-clonal organisms on Earth.

When ecosystems collide in the arid Southwest.

The only road through the heart of Glacier National Park.