This is the largest cemetery in Ireland and the first cemetery museum in the world.

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

The enchanting archway is the only surviving portal into Dublin’s lost medieval wall.

A stunning medieval castle owned and restored by the famed actor Jeremy Irons.

A tribute to the incredible generosity the Choctaw Nation showed the Irish people during the Great Famine.

A health museum containing a 27’’½-foot intestine.

Few of the many visitors to this resort town know of its hidden Maya ruins.

This fortress in Honduras was built to resist pirates, but its builders had more to fear from the British.

This collection of historical artifacts and tropical wildlife waits just beneath the surface of the water.

The rusted remains of a victim of Hurricane Ike.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This colorful gate stands as an entrance to the walled city of Old San Juan.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

A sharply wedged sundial marks the point at which each day in the United States begins.

An island graveyard with spectacular views of the Caribbean.

A small collection of iguana-infested ruins hides amid Cancún's bustling hotel zone.

Mesoamerican monoliths and zoomorphic stones covered in royal visages, ancient mythology, and grand celestial events.

A natural swimming hole that was once a ceremonial center for Mayan priests.

This massive Maya archaeological site is home to the tallest man-made structure in Belize.

A plaque recognizes "unquestionably the most widely published photograph in rural electrification history."

In the aftermath of the murder of six educators at Sandy Hook Elementary School, a memorial was constructed to remember all the teachers, administrators and staff who lost their lives.