A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

Northern Ireland's Brobdingnagian stepping stones.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

The modern birthplace of Irish freedom.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

Modern sundial uses ancient methods to tell time and date perfectly.

The highest peak in the state of Vermont has some interesting features.

One of the few brewers in the U.S. experimenting with hop-free beers.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Even Henry David Thoreau found this glacial pothole irresistible.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A massive sea stack famous for its appearance in The Goonies.

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

This rustic old building is said to be the most photographed barn in America.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

Home to the deepest rift anywhere on Earth.

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