A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

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 site of Paul Revere's historic two lantern warning.

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

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Secret North Korean passage discovered below the world's most dangerous border.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

Home to more than 13,000 pieces of war memorabilia and military equipment.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A bronze ballot box stands at the spot where Susan B. Anthony voted illegally.

"Call for the doctor, call for the nurse... Vote!! said the lady with the alligator purse."

An antique cemetery in New York, this land is home to any number of famed corpses.

The gravestone of the suffragist leader attracted extra visitors during the 2016 election.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.