Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Sports history, made in the Arroyo Seco.

A vast city of the dead, where the deceased outnumber the living by more than a million.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

The site of Paul Revere's historic two lantern warning.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

This landmark cemetery in Boston was created more than 300 years ago.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A wall of chewing gum moonlights as collective art.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

Towering basalt columns, a creation of fire and ice.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.