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

One of the last mosaic tile facades found in the city.

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

The National Park Service’s best-kept secret with views that rival any in D.C.

This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

Once home to the largest photo service in the United States.

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

For over 70 years, this house was home to a pioneering Black artist and educator.

Hawai'i's oldest wooden house was shipped around Cape Horn from Boston in 1820.

A unique collection of Western and Japanese-style graves.

On Waikīkī Beach, a monument to four extraordinary individuals of dual male and female spirits who brought the healing arts from Tahiti to Hawai'i.

Hiding in plane sight.

An ode to one of the first concerts broadcast via satellite.

Football field-sized microalgae production tanks on the Hawaiian coast create a stunning view from space.

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

A unique set of caves that spits waves back out into the ocean.

This unusual lava tube spouts seawater during high surf.

Get up close and personal with these majestic fish.

Submerged lava formations create incredible waterworks.

This legendary urban waterfall creates a dazzling display of rainbows.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

During the solar phenomenon "Lahaina Noon" this bendy, curvy sculpture forms a perfectly circular shadow on the ground.