The now-serene site of the largest earthquake ever recorded in North America.

The world's largest wooden structure.

The final resting place of the great navigator, or maybe his brother.

Spain's largest bullring offers a unique glimpse at architecture and history.

A controversial art piece that harkens back to local folklore.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

A curious memento mori hangs in the magnificent Cathedral of Segovia.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

An ancient Egyptian temple in the middle of Madrid, Spain.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

One of the few brewers in the U.S. experimenting with hop-free beers.

This elaborate towering structure was once famed for its revolutionary height.

The filming location of a shark attack in Steven Spielberg’s famous shark movie.

The oldest platform carousel built in the United States continues to delight children in Martha’s Vineyard.

This candy-colored storybook village originated as a 19th-century Methodist campground.

A historic bridge with a lovely acoustic anomaly.

A war memorial that appears to ascend from its forested setting.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

Millions of numbers carved in glass represent the tattoos forced upon victims.

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.