Southern California Regional Rocks and Roads
Exploring the highways, geology, history, recreation, transportation, communities, and landscapes of Southern California since 1995.
Explore Southern California
Explore Southern California through highways, geology, recreation, photography, railroads, history, wineries, and civic resources.
Highways
Explore freeways, state highways, historic routes, bridges, tunnels, scenic drives, and the Pictorial Guide to Southern California Highways.
Geology
Discover faults, earthquakes, landforms, geologic reports, and the forces that created the Southern California landscape.
Recreation
Find parks, bicycling, motorcycling, kayaking, outdoor activities, attractions, and recreation destinations throughout Southern California.
Southern California in Pictures
Browse photographic collections documenting Southern California highways, landscapes, communities, signs, transportation, and roadside history.
Railroads
Explore railroad history, routes, infrastructure, historic corridors, and special railroad features throughout Southern California.
History
Discover Southern California history through roads, transportation, communities, historic places, structures, and archival material.
Wineries
Discover Southern California wine regions, wineries, vineyards, and destinations from the coast to the inland valleys.
Civic Resources
Find cities, counties, public agencies, transportation departments, community information, and regional government resources.
FEATURED EXPLORATION
Explore the Historic Ridge Route
Travel one of Southern California’s most significant historic highways. The Ridge Route crossed the mountains between Castaic and Gorman and helped transform travel between Southern and Central California. Explore its surviving pavement, bridges, geology, history, and roadside features.
SIGNATURE RESOURCE
Pictorial Guide to Southern California Highways
Explore freeways, state highways, historic routes, bridges, tunnels, roadway history, and field photography from across Southern California.
Los Angeles
Orange
Riverside
San Bernardino
San Diego
Imperial
Latest from SoCalRegion
Recent news, site updates, historical features, photographs, and new material from around Southern California.
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Site Redesign Now Online!
The site has now been updated with a new look. Most pages are the same layout but others, such as…
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Site Redesign Coming Soon
Every once in a while, it is time for a change. I’ve been considering a new design for the site…
SOCALREGION ROADTALK
Featured Video
Old US 91 near Field Road in the Mojave Desert
RoadTalk explores Southern California highways, historic roads, engineering, roadside features, and details you might otherwise drive past.
Discover More
Go deeper into Southern California roads, transportation, history, and regional exploration.
Historic Highway Tours
Follow historic roads and former alignments through Southern California.
RoadTalk
Road knowledge, highway history, field exploration, and details you might otherwise drive past.
Scenic Drives
Explore some of Southern California’s most interesting and scenic roadways.
Historic Bridges
Discover noteworthy highway bridges, structures, and surviving pieces of roadway history.
Finding Old Highways
Learn how pavement, bridges, markers, and other clues reveal former highway alignments.
Earthquake Information
Access earthquake, fault, and seismic information for Southern California.
ROAD TRAVEL RESOURCE
American Road Magazine
Explore America’s historic highways, scenic byways, roadside attractions, and road-trip destinations with American Road Magazine.
Use offer code SOCALARM when subscribing.
FROM THE ARCHIVES
Exploring Southern California Since 1995
For more than three decades, SoCalRegion.com has documented Southern California’s highways, geology, transportation, communities, landscapes, and changing roadside environment.
Stay Connected
Follow SoCalRegion for new photographs, highway history, regional exploration, videos, and site updates.
Quick Resources
Current transportation, earthquake, and weather information for Southern California.
Southern California Regional Rocks and Roads
Highways • Geology • Recreation • Images • Railroads • History • Wineries • Civic Resources
SoCalRegion.com — Since 1995
