Highway 99 Adventures

Highway 99 Adventures

US 99 is more than just a roadway. It is alive with history and adventure. The highway takes you from the high Cascade Mountains in the north to the sandy deserts in the south. US 99 is the jump-off point to so many of California’s great natural landmarks, such as Mount Shasta, Sutter Buttes, and Yosemite National Park. It is truly California’s Main Street. With these pages, we will highlight some of the places to see and things to do along old US 99 so you can experience California in a new way. So, get out there and enjoy what 99 has to offer. You’d be amazed at what you might find.


Explore Highway 99 by Region

Choose a region to discover places to visit and surviving sections of Historic US Highway 99 throughout California. Tell them the Historic Highway 99 Association sent you and if you post on social media, add #Highway99Adventure to your post!

Mount Shasta from near Mount Shasta City

REGION 1

Northern California

Explore Historic Highway 99 through Siskiyou, Shasta, and the northern Sacramento Valley, including mountain scenery, historic highway alignments, communities, and the Shasta River Canyon.

Explore Region 1
California State Capitol Building in Sacramento

REGION 2

Sacramento Valley

Follow Historic US 99 through the Sacramento Valley and discover the former US 99E and US 99W corridors, historic highway communities, landmarks, and surviving roadways.

Explore Region 2
Northbound on historic US Highway 99 in Merced

REGION 3

San Joaquin Valley

Travel California's historic Main Street through Stockton, Modesto, Merced, Madera, Fresno, Tulare County, Bakersfield, and the agricultural heart of the San Joaquin Valley.

Explore Region 3
Los Angeles skyline and San Gabriel Mountains

REGION 4

Southern California

Explore the Ridge Route, Los Angeles, Inland Empire, Coachella Valley, and Imperial Valley along the historic southern reaches of US Highway 99.

Explore Region 4

History Along US 99

Learn the history before you go. Our History Along US 99 video series explores the roads, bridges, communities, landmarks, and engineering that made Highway 99 California's Main Street.

Watch the Series
Historic US Highway 99 through Piru Gorge