The golden age of flight captured in a downtown airport.

A mosaic map made of over 100,000 tiles depicts the geological features and sea creatures that live along this San Diego beachside community.

A futuristic-looking beach house built for the owner of a snack food brand.

This museum-within-a-museum pays tribute to "The World's Most Experienced Airline."

The restored estate of a wealthy rancher was once at the heart of an unprecedented legal victory.

This groundbreaking 16th-century map is known as "America's birth certificate."

A historic canal winds through a unique, swampy landscape.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

You don't have to be a diplomat to visit the so-called Camp David of the West.

This work of engineering is imbued with elegance and ingeniousness.

Vermont's hills are alive with the sound of music at this historic hotel.

Built in 1899, this luxurious home was part of one of the first gated communities in Los Angeles.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

This restaurant was removed from the famed sister ship of the Titanic and placed within a hotel.

This castle was designed to have as many windows as there are days in the year.

This lesser known Hearst estate is a fairytale village built from the stolen bones of historic European buildings.

The world's largest private aircraft collection.

These were the largest wind chimes in the world when artist Tom Van Sant created them for a California mall in 1967.

This 13th century Gothic brick castle is the largest in the world by surface area.

Dozens of rockets and missiles are on display outside a testing facility in the Utah desert.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

The home of one of California's most important horticulturalists wilts amidst a lovely park.

This now-abandoned part of the original transcontinental railroad route provides a surreal driving and historical experience.