The world's largest squirrel statue clutches a pecan bigger than your head.

Eulogizing an unknown man's unusual demise.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The famous bell was secreted away and hidden in a church in Allentown during the British occupation of Philadelphia.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

The final resting place of the camel who served with the Confederate Army during the Civil War.

Disks are rolled out onto the south lawn to absorb the impact of Marine One's wheels like giant coffee coasters.

Herbert Hoover's "Brown House" rural presidential retreat was a PR disaster amid the start of the Great Depression.

The romance of early commercial flight still fills this Art Deco destination.

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

A historic estate packed with George Washington's heirlooms, and its own nuclear bunker.

The final resting place of up to 6,000 Confederate soldiers, the largest mass grave in the Western Hemisphere.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

These strange large stones served as a campsite and lookout post for generations of Native Americans.

This one-room cabin where the young colonel slept during the French and Indian War.

Where the writer penned his famous story about a jumping frog.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

A small town garden is dedicated to a psychic dog with the most soulful eyes.

This Italianate Villa-style castle is pretty to look at, just keep off the private property.

A tiny racehorse graveyard in the middle of a quiet Kansas City suburb.