The best place in the park to test out your throwing arm.

The uniquely-designed winter home and sculpture studio of Anna and Archer Huntington.

The smallest island in Manhattan is a manmade landfill dominated by a Buddhist peace arch.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

A local dialect born in the late 19th century is only spoken in this isolated California valley.

This whimsically unique butterfly farm focuses solely on creating habitats for the gentle insects.

Rare and gorgeous birds abound in this protected wildlife sanctuary.

This tiny historic jail along Route 66 is the perfect fit for exactly one criminal and their partner-in-crime.

"All Mountains - All The Time."

The highest point in Montana is as rugged and singular as the state itself.

In the basement of the U.S. Capitol Building is a hidden storage room full of ornate floor tiles leftover from the 1850s.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

The skeletal white beams stand as a monument to religious dissent.

16,500-acre ranch filled with American heritage, geological wonders, and a giant pile of tires is the crown jewel of an intriguing tug-of-war.

Ancient church constructed with a special wood that preserves prints from the past.

An eight-sided home built during a brief octagon craze in the 1850s.

A piece of Seattle’s historic Chinatown preserved inside a modern museum.

A classic roadside attraction on Vermont's historic Route 5.

HBO series' stage tucked away in a Greenpoint lot is the largest theatrical set of its kind in the United States.

The famous facade of Grand Central Terminal hides a regulation tennis court—and it's not the first one.

Fans of the spicy bright-red sauce can tour where it's made.

This lava formation earned its whimsical name from the log-like formation of it stones.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.