This Masonic lodge was the first major private building to be constructed in Washington, D.C. after the Civil War.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

Sit where JFK proposed to Jackie or where Nixon dined on meatloaf at this storied pub.

Born a slave on the Arlington estate, Parks dug the first graves at Arlington National Cemetery, and was buried there, too.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

A former military hospital is now used to study and preserve artifacts of the Acropolis.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

Recently celebrating its 25th anniversary, the garden opened in September 1997 to celebrate the men and women who have had the greatest impact on Key West.

Hungarian Jews were ghettoized during the Second World War, but little remains of the original wall that closed the Jewish people off from the rest of the city.

Recorded as the first person buried in Arlington Cemetery.

Though his role as the inventor of baseball may be up for debate, fans still festoon Doubleday's grave with baseballs.

A gift from Scotland to the United States in memory of the 270 lives lost when Pan Am Flight 103 exploded over Lockerbie due to a terrorist bombing.

Order a salt beef-loaded beigel at any hour of the day or night at this East End institution.

The hippo that stands on this university campus was once a drunken flea market purchase.

This Annapolis home was built by one of the signers of the Declaration of Independence.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

Visit a sweet shop selling one of the first candies ever made and sold in America.

Two thousand artifacts from around the world collected by one woman who loved to travel.

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

Inscribed on the gate are the names of 29 figures from the University's first five centuries.