This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This landmark cemetery in Boston was created more than 300 years ago.

The site of Paul Revere's historic two lantern warning.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

A headstone tells the sad story of a lost little boy and his pet dog.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

One of the largest trees of its kind in California.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Exotic feline breeding compound and conservation center.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A trash dump made beautiful by nature's power.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.