This giant steer-skull edifice refuses to die.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

This giant disembodied horse head seems to balance impossibly on its nose.

Foragers once flocked to this big beautiful bayou to hunt for pearls.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

The site where a nuclear bomb was lowered over 8,000 feet underground and detonated as an experiment in natural gas extraction.

Even in death, he's still your huckleberry.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

The longest non-mortared wall in the country is one man's tribute to his displaced Yuchi ancestor's five-year journey to her homeland.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

There aren't too many operational funiculars around, but Pittsburgh has two!

An innovative local park built from an abandoned sewage treatment plant.

Perhaps the most scandalous statue of America's first president.

An ear-piercing buzzer calls lawmakers to a vote with a series of long and short rings to form coded messages.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

Step back in time on this preserved 1800s farm.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.