The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

An experimental, automotive replica of Stonehenge.

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

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

This shallow pit was once used to send over 20,000 buffalo plummeting to their death.

The first declared National Monument in the United States.

A cemetery housing wild west legends in South Dakota.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

A shoreline exhibit describing the disastrous first attempt by the French to colonize North America.

A roadside park in eastern Maine first marked the halfway point between the equator and North Pole with a brass pin in 1896.

The 32nd president's sprawling cottage sits on an island enclave jointly managed by the U.S. and Canada.

This candy-striped tower is the farthest east you can go in the United States.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

The highest point in Indiana is curated by an Eagle scout but may be in danger of losing its record to a nearby garbage pile.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

This statue celebrating everyday life in Dublin has a few unsavory nicknames.

The ruins of a medieval monastery named after a type of tree.

A proud bronze billy stands as an eternal symbol of Ireland's oldest festival, where a goat is made king.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

A hugely vast Irish landscape of barren rock that stretches for miles.

The final resting place of President Chester A. Arthur and hundreds of others from Revolutionary War soldiers to poets, politicians, and painters.