A rare tour of a commercial jet assembly plant, held inside one of the largest buildings in the world.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

A walk through the historic city center, under the streets of Seattle.

42nd story Pyramid shaped penthouse tops Seattle's oldest skyscraper.

This working class sculpture pounds his hammer all the livelong day.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Experience a charming 1930's version of "infotainment."

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

This seaside production studio was built to film 'Titanic' and has been the wet set of choice for other Hollywood productions since.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

The great Italian Renaissance painter was laid to rest here in the Chapel of Saint-Hubert.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Human ancestor’s 3.6 million year-old footprints.

In Zanzibar, a historic 19th-century palace is a reminder of the world's shortest war.

This slowly crumbling mansion was home to one of East Africa's richest and most powerful slave traders.

Apartment complexes built into huge repurposed natural gas tanks.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

The stones of this formerly witch-obsessed castle were used to build a church.

The bears of Bern have been a city highlight for over 500 years.