Tacoma’s 25-foot coffee pot music spot has served up over 80 years of concrete kitsch.

Earth's greatest purely vertical drop at 4,101 feet.

A refurbished locomotive from a bygone era in the middle of the Jordanian desert.

This "Atomic Egg" appears on the city of Garching's coat of arms.

Mysterious rocks that ring musically when struck.

Nikola Tesla's former home contains an homage hidden from plain sight.

These mysterious ruins are hidden amid this sleepy coastal city.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

A Texas landowner spelled out his name with three miles of trees, a giant signature that's been used by NASA to evaluate satellite imagery.

This former outpost was designed to protect the lucrative fur trade of the 18th century.

The remains of a massive blast furnace in what was once one of the country's largest iron-producing regions.

A plaque on the side of a building is a small tribute to the woman who invented an iconic Berlin fast food.

People of the Plum Bayou culture built these enormous mounds over 1,000 years ago.

A Danish fisherman spent 25 years covering nearly every inch of his home with tens of thousands of shells as a gift to his wife.

This mile marker stands at the unofficial end of a highway built to defend the United States from a Japanese invasion during World War II.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

Roadside tribute to a staple of eastern European cuisine.

This beautiful Cape Cod beach offers dazzling views and an interesting historical footnote.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

A small cemetery chapel designed by Frank Lloyd Wright and built in 1906.

This marker identifies the location where three states converge.

Is this 47.7-mile stretch of highway the longest straight road in the United States?

A brick-paved former section of the historic coast-to-coast highway.

Cut into a sheer cliff face, these stairs are the only way to reach a secluded Scottish harbor.