The Gaslamp District's oldest bar sports a urinal marked with a golden plaque that was allegedly used by Mick Jagger.

A hidden courtyard houses early 20th-century plaster masterpieces.

The world’s oldest active sailing ship.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

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

One of the last surviving buildings of a once large and thriving Chinatown.

The world's only and thus largest collection of its kind celebrates everyday wonder through simple umbrella sheaths.

The beautiful behemoth is one of the largest trees of its kind in the United States.

California's largest steel arch bridge.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

The unbelievably opulent home built for an infamous newspaperman.

Home to a forest of whimsical pygmy Coast live oak.

The world's first motel is now an administrative building for an apple farm.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

A school-themed restaurant where gastronomy is the core curriculum.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

A half-size replica of the World Trade Center towers above Tulsa.

This massive Art Deco-inspired mural was the world's largest augmented reality artwork at the time of its completion.

In Tulsa's Oil Capital historic district, even the bus station is "fauxback" Art Deco.

A peculiar forest that was handcrafted for government experiments.

A 50-foot-tall replica of the infamous lamp from 'A Christmas Story' illuminates this small town.

Come for the fried chicken, stay for the history at Oklahoma's oldest bar.

The largest single-building tribal cultural center in the U.S. is an expansive museum in Oklahoma City.

In Oklahoma City's Bricktown, there's a street that don't use jelly.