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

Pompeii's less famous neighbor is still revealing her secrets.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The Kirkland Monument remembers a selfless Civil War hero who braved the battlefield to give water to his dying enemies.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

Washington's iconic carousel has a nice piece of Civil Rights history.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

This North Carolina grave is the final resting place of the world's most famous conjoined twins.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

This war hero's old shop remembers the fine line between medicine and quackery during the Revolutionary War.

At 207 feet, one of the world's longest continuous escalators.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.