The Internet Age began with a transmission from this biker bar.

Rural churches in the middle of nowhere with religious frescoes by famous artist.

This tower was once used to create ammunition for early settlers.

A monument celebrating the Black soldiers of the 9th and 10th Cavalry.

A triumphal steel arch on the side of a German mountain.

The oldest purpose-built cinema still in operation also houses a museum of movie memorabilia.

Rare videos and memorabilia await visitors inside this unique store.

Revitalization efforts converted a former U.S. military heliport into a sprawling urban park.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

This historic timepiece was a popular meeting place for romantic rendezvous in the 1960s.

The world's first permanently occupied mountain-top observatory continues to report on the stars.

A museum celebrating rare American motorcycles where everything runs—and none of it quietly.

A 315-foot spire jutting out from the Blue Ridge Mountains makes for breathtaking views.

An important example of architectural history slowly decays in the city center.

According to legend a man pooped out the window of this tower to prove that it was straight.

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

These formal gardens were designed to be admired from the vantage point of the castle.

A unique bridge with an equally unique view.

A commemorative plaque at the door pays tribute to an "American Patriot" known for his betrayal.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

An early-19th-century hotel with a past that is steeped in the Civil War.

The humble beginnings of one of America’s greatest songsmiths.

These cabins mark the site where our 11th president was born (probably).