Once the smallest park in the national system.

What was once a summer home next to a waterfall has now become littered with graffiti and children in swimsuits.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

A peculiar forest that was handcrafted for government experiments.

This unusually circular centenarian barn became a Route 66 icon.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Named for the 39 tribes that live in Oklahoma, this restaurant's menu deliciously highlights local flavors.

This giant mimetic milk bottle has encouraged Route 66 travelers to choose dairy since 1948.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Erotic art covers the walls of the largest ancient pleasure palace.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Go inside to really appreciate this 500-year-old technological masterpiece.

Ancient ruins hidden underneath a modern luxury hotel.

This ancient market is often referred to as the oldest shopping mall in the world.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

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

This massive Maya archaeological site is home to the tallest man-made structure in Belize.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

This California eatery has made a name for itself by embracing Asia's rich history of eating bugs.

This lonesome Monterey cypress has survived centuries of wind, salt, and at least one attempt at arson.

This world-class vineyard has a peculiar collection of contemporary sculptures scattered across the property.