The United States' oldest Episcopal church still in active use.

This 1830s store is believed to be the site of Harriet Tubman's first stand.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

The final resting place of infamous outlaw Clyde and Marvin Barrow.

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

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This historic mansion was built as a symbol of love between a husband and wife.

The birthplace of Appalachia's only first lady, who some have dubbed the United States' "first female president."

An eight-sided home built during a brief octagon craze in the 1850s.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

Instead of becoming a power plant, this abandoned complex became a massive letdown.

The highest point in Mississippi is a hilltop that was once used to bombard a nearby town with artillery.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Legends surround this jagged rock formation in the New Mexico desert.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

A clear blue swimming hole with hidden caves, still unexplored.

A multi-storied adobe complex has been inhabited for more than a thousand years.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The mosaic floor of a 4th-century synagogue features a pagan zodiac wheel alongside traditional images of a Torah ark and menorahs.

This subterranean funicular is one of the world's smallest subways.