Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

Huge stone depressions which may have acted as an Incan agricultural experiment.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

One of the few places where you can visit a cenote and Maya ruins at the same time.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

At 130 years old and 126 feet tall, it is the largest known example of the rare Torrey pine tree.

In the middle of a remote desert town is a surprisingly opulent hotel.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

The largest copper mine in Arizona, this enormous open pit emerges from the hills like an alien landscape.

Dozens of lights dangle from the branches of what may be the brightest tree in Los Angeles.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Raised illegally, Reggie now lives at the Los Angeles Zoo after authorities spent years tracking him down.

A historic fort commemorating the United States' naval history.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

Rare collectibles from automated musical instruments to 250 unique automobiles.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

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

A multimedia experience that chronicles the atrocities of racism.

The final resting place of a space program monolith.