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

This statue of one of baseball’s greatest pitchers looks like something out of a sci-fi horror movie.

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

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

A historic neighborhood church is reborn as a psychedelic arts collective.

This lovely pocket park is one of the most under appreciated in D.C.

The oldest continuously operating fish market in the United States.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

Look closely and you’ll notice that the color changes a third of the way up the tower.

Disks are rolled out onto the south lawn to absorb the impact of Marine One's wheels like giant coffee coasters.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

It's not a typo, now say it five times fast!

New York City's first Modernist house.

A Manhattan office building is home to the world's largest chess board.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

There must be a pun in this haystack somewhere...

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

Rummage through this sunken ship, but leave your scuba gear at home.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Memorial built in 1922 in remembrance of WWI casualties.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.