The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This little brick tunnel built by Confederate forces was used to conduct surprise attacks on the railroad.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

One of the oldest train stations still standing in Virginia played a vital role during the Civil War.

The most historic church in Fairfax County played a role in the creation of the American Red Cross.

A graveyard that dates back over 200 years stands near a busy shopping center.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

An office built to look like a giant basket.

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

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

More than 2,000 species of tropical plants call this nature preserve and sanctuary home.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

This black shoreline is made up of exploded lava particles.

Once America's tallest structure, now a Baltimore landmark.

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

This twice-relocated "Usonian" home is among the smallest built by master architect Frank Lloyd Wright.

These massive mitts are made of 30 tons of devotional bronze.

The storied steakhouse is the last in a long line of Lebanese-owned supper clubs in Tulsa.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

Nature's biggest mammal swims in landlocked Oklahoma.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.