Los Angeles County

The most populous county in the United States and in the U.S. state of California,  established on Feb. 18, 1850.
Los Angeles County (official)
Metro – Bus and Rail transit
L.A. area timeline
Fairplex – Los Angeles County Fair
L.A. County Beaches (USC)
L.A. County Beaches (California Beaches)
Hiking (Angeles Forest)
Angeles Natl Forest Hiking (USDA)
California Bike Trails
Bike Trails (paved)
Bike Trails (All Trails)
Beach Cams of Los Angeles
Los Angeles, CA Webcams – Live Beaches

Orange County

The third-most populous county in California, the sixth most populous in the U.S.
The “Orange”, named so the county would sound like a semi-tropical, mediterranean region to people from the east coast
Orange County (official)
History of Orange County
A Brief History of Orange County
Orange County beaches
Orange County Memories
Parks and Trails – OC Parks
Hiking and Biking trails – Trail-Link
Beaches of Orange County Webcam

Riverside County

The fourth-most populous county in California and founded in 1870
Riverside County (official)
Riverside County History
History of Riverside
Riverside County Fair
Hiking and Biking Trails – Trail-Link
Webcam Riverside inland. Live weather web cam

San Bernardino County

The fifth-most populous county in California. Named for San Bernardino Rancho or Asistencia.
A ranch outpost of Mission San Gabriel Arcángel in what is now in Redlands, California
San Bernardino County (official)
San Bernardino County history (official)
History of San Bernardino County
San Bernardino Natl. Forest
Hikes in SB County
Hiking and Biking trails – Trail-Link
Live streaming webcam of San Bernardino Running Springs
Blue Jay Live Webcam Mountains new San Bernardino

San Diego County

California’s second-most populous county. And more than 70 miles of coastline
San Diego County (official)
Metro Transit System
San Diego Magazine
Hikes in San Diego County
San Diego biking
Hiking and Biking trails – Trail-Link
live streaming webcam views of downtown San Diego & the bay
San Diego, CA Webcams – Live Beaches

Santa Barbara County

The city lies between the steeply rising Santa Ynez Mountains and the Pacific Ocean
Santa Barbara County (official)
History of Santa Barbara County>
Local hiking
Biking
Hiking and Biking trails – Trail-Link
Live Cam Santa Barbara – Skyline Webcams

Ventura County

Established March 22, 1872. Named for “Mission San Buenaventura”, which was named after “Saint Bonaventura”
Ventura County (official)
Local transit info
Ventura Co. beaches
Channel Islands Natl. Park – official site
Hiking and Biking trails – Trail-Link
Hiking trails
Ventura Superior Court continues to broadcast live streams of public court proceedings
Ventura, CA Webcams – Live Beaches