An inconspicuous footbridge beloved by San Diego locals.

The classic Atari game's iconic aliens have invaded downtown San Diego.

The oldest standing structure in downtown San Diego.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

The freeway that never was.

One man's quest for the ultimate road trip vehicle.

Lemon Grove, California is known for its giant lemon...and mummified bodies.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

North America's largest accredited model railroad museum.

One of the largest trees of its kind in California.

A magnificent, reportedly haunted mansion built for a composer by Spiritualists.

The tiniest tiki room in San Diego.

An inconspicuous suburban street corner is the site of San Diego's worst air disaster.

Tucked away behind an unassuming set of shops is a must-see series of stunning murals.

The Giant Lemon of Lemon Grove.