Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

A gated cross stands on the site where an Irish revolutionary met his end.

An important landmark in the history of algebraic logic.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

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.

Packed with gear and memorabilia, this museum chronicles the history of skiing and how its rise shaped New England.

A serene plaza that commemorates one of the Granite State's most iconic figures.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

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

World's largest herd of white deer populate a former U.S. Army depot.

WWII-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers. .

The highest point in Delaware is located under a trailer so this marker across the street will have to do.

America's first National Historic Landmark is a 100-foot tall obelisk and gravesite dedicated to the only casualty of the Lewis & Clark Expedition.

America's smallest town is run by its single citizen/mayor/librarian/bartender.

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

Site of the 1879 Cheyenne Outbreak and the site where famed Sioux chief Crazy Horse met his fate.

An experimental, automotive replica of Stonehenge.

This erect, phallic geological spire wasn't always named so domestically.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

A museum chronicling pioneer life constructed over Interstate 80.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

The largest collection of historical roller skates in the world.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.