This colonial town in Colombia sits around the largest stone paved square in South America.

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

Largest monument in Colombia depicts 14 lancers who drove back an army.

This small bridge serves as a symbol of South America's independence.

This picturesque mansion has gone from opulent ruin to nature museum.

Cathedral carved out of salt, located a mile below the earth's surface.

Every Sunday, Bogotá turns 75 miles of its city streets into a bicycle superhighway.

Pilgrims each carried a brick to the top of Mount Monserrate to help build this historic sanctuary in Colombia.

A veteran Disney animator turned his gift for storytelling to a museum devoted to his love of a California city.

A rapidly disappearing authentic bit of the old south.

An unfinished rail tunnel that has since been used to house cheese and bats.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

The final resting place of the Seminole Indian chief who fought against government occupation in Florida.

One of the oldest living oak trees in the Southeast.

Twenty-eight years after this local landmark was washed ashore by hurricane Hugo, it was washed away by hurricane Irma.

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

Paths are maintained, but trees have taken over plots.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

Curiously, this large sporting goods store features 14 wax representations of American presidents.