North America's largest accredited model railroad museum.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

This 19th century train workshop is a treasure trove of railroad history.

The California capital city once stood 10 feet lower than it does today.

Dr Barnes' $25 billion private collection of art and arboretum.

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

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

A daily replay of the experiment that proved the rotation of the Earth.

A diorama of the Civil War, fought by cats.

A stellar example of Art & Crafts architecture, and a movie set to boot.

One man's homage to the sun continues to grow like a glass fractal.

Mid-Century Modern Meets Millionaire’s Row.

Two groundbreaking brothers from Pasadena.

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

Hidden in one of the skyscrapers on Bunker Hill, this museum features an 1895 stagecoach and peers into California’s gold-lined history.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

The final resting place of a space program monolith.

Historic funicular railway, believed to be the shortest railroad in the world.

The legendary building that needed ghostly approval before being built.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.