This two-room shotgun shack in Tupelo is the birthplace of a King.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

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

Four bald cypress trees in Lafayette Square, across from the White House, mark the southern edge of a 100,000 year old cypress swamp.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

Home to items never before seen by the public.

Before founding the American Red Cross, Clara Barton had a tremendous humanitarian impact by locating thousands of missing soldiers.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

Housing the National Women's Party since 1929, this historic house is now a monument to the fight for gender equality.

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

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

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

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

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

An overlooked memorial honoring the local Washington residents who died in World War I.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

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

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

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

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

The early data processor factory founded in Washington for the 1890 U.S. Census went on to become IBM.