The decorations were inspired by an unlikely missing treasure.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

A UFO scrapyard in the California desert.

This historic tower in the California desert promises visitors a "vortex of good vibes".

This San Diego museum is dedicated to preserving women’s historic achievements.

A stone pillar commemorates the surrender of the extraordinary Apache leader.

The national park was once a plantation estate.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

Home to items never before seen by the public.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

The longest fence in the world stretches over 3,000 miles to keep the dingoes out.

Olive’s garden serves up a seemingly endless helping of outback delights.

Between Missoula and Spokane, a family-owned travel center has an unusual museum in the back.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

Spectacular views await visitors to this lake.

The only road through the heart of Glacier National Park.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

The remains of this rugged homestead ranch offer a brief glimpse into a bygone era.