The miraculous hydrant that saved the Mission District in 1906.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Faceless white figures loom over the city from the rooftop.

A collection of colorful dinosaurs hidden in an actual rainforest.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A controversial memorial at the place where Captain Cook met his violent end.

A crumbling Beaux Arts monument to the Bay Area's age of rail.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

Recovered from the brink of extinction, at home in the Financial District.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The first safe in this California town had to hold all the gold.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

This (occupied) house is 10 feet wide and full of spite.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

The oldest U.S. Government building in California, and it's State Historic Landmark #1.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

One of the largest underground systems runs under Canada's largest urban center.

Steinbeck's old stomping grounds, immortalized in Cannery Row.

A popular European tradition makes its way to the states on one of America's most famous bridges.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.