The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Time travel with sweets across history at this research-based candy store.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

This working class sculpture pounds his hammer all the livelong day.

Always a new use for this old building.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

This former coal gasification plant found a curious second life as a popular public park.

A wall of chewing gum moonlights as collective art.

A giant Troll lurks under one of Seattle's oldest bridges.

Couple's personal collection of pinball machines turned public pinball museum.

One of the largest collections of merchandise from the famous British sci-fi show can be found smack in the middle of Indiana.

The highest point in Indiana is curated by an Eagle scout but may be in danger of losing its record to a nearby garbage pile.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

This historic Ohio bridge is adorned with fanciful locks left behind by loving couples.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

At the center of this cemetery stands a 2,000-year-old burial mound of the Adena culture.

The 25th President's marble casket can be visited in this classical Ohio tomb.

This moving cemetery sphere is a slowly rolling stone.

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

Ohio's 19th-century communist micro-society.