An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

The oldest public library in Ireland.

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

An important landmark in the history of algebraic logic.

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

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

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

A replica of where the Last Supper was held.

A Christian-themed amusement park and complex rocked by scandals.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

A sculpture of a giant man escaping from the depths of the Earth.

Famous church recognized for both its unique design and disciplined monks that live according to the Benedictine discipline.

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

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

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

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

This strange example of the Egyptian Revival architecture trend now holds Mardi Gras floats.

One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.