This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

A forgotten sea village stands silent after hurricanes deemed it obsolete.

A psychological self-portrait in the form of a giant, segmented head.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

The only recreation of William Shakespeare's indoor playhouse.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

A flamboyantly decorated bridge signals diversity and fellowship at the entry to Indianapolis' Broad Ripple Village.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A white oak with property rights.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

This abandoned cemetery has a dark past of bodies buried over bodies.

This replica of the Greek structure is in the heart of Nashville.

Explore the quarry where the marble was sourced for Michaelangelo's David.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A stunning bridge that appears as if it's lunging to the shore, and has a legend of a devilish architect.

The only substantial part of Nazi Germany's formidable defensive line through Northern Italy that survives today, largely intact.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

Fortified medieval tower house with lovely roof garden.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.