The privately owned cemetery that holds room for Washington's finest when they step down from life.

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

A computer bug so primitive it was an actual insect.

An Industrial Revolution-era public work that purified water using nothing but sand.

This small town Texas cemetery is said to be the burial site of a UFO pilot who crashed in the 1800s.

A pair of black granite tails dive into a sea of grass in landlocked Vermont.

These unusual rooms on wheels are holdovers from the 1960s.

The romance of early commercial flight still fills this Art Deco destination.

A former major munitions plant that has been converted into a sprawling art space.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

The taxidermy remains of the most popular pony in children's literature.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

This rare polygonal meeting house is rumored to be built in a circle so that the devil has nowhere to hide.

This charming woodland trail is peppered with poetry.

Driftwood dinosaurs lurk within trees covered in a rainbow array of avian abodes.

Beautiful hillside Vermont cemetery with amazing funerary art.

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

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

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The site of the climactic scene from the classic horror film is now a historic landmark.

Now the final resting place of prominent artists and musicians, it was originally founded to separate the rich from the poor in death.

Elvis's own personal tropical hideaway.