The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

The "lovely red Vega" of the legendary record-settling pilot.

100 massive sculptures in the Hudson River Valley.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

The Hudson River School comes alive at this palatial estate.

America's first federal monument.

An original apothecary from 1792.

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

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A Civil War Museum with some notable medical antiques.

The privately owned cemetery that holds room for Washington's finest when they step down from life.

Art deco landmark on the outskirts of Washington, D.C.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

Home to items never before seen by the public.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

Mansion and shopping center used in the 1975 film "The Stepford Wives."

The United States Capitol's former columns still stand.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

Largest Roman Catholic church in North America.

The site of the climactic scene from the classic horror film is now a historic landmark.

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

Parking garage where Bob Woodward met Watergate source "Deep Throat."

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.