Hyperlocal history, written for your road.
Mishopshnow (historical), California

Where Tar Met the Sea for Ten Thousand Years

You're cruising along one of California's most beautiful coastal stretches, where the Pacific meets a narrow plain squeezed between ocean and mountains. This is Carpinteria, and right now you're passing through terrain that's been shaped by a geological oddity that made this place famous long before highway 101 ever existed.

The beaches here offer everything from gentle swimming to tide pooling, and Carpinteria State Beach is considered one of the safest beaches in California for families. But head inland just a bit and you've got the Santa Ynez Mountains rising steep and fast, offering trails like the Romero Canyon Trail that climbs about 3,000 feet in just over three miles, rewarding you with ridgeline views that stretch from the Channel Islands to Point Conception. Carpinteria Salt Marsh Reserve just behind the beach is the last of California's coastal estuarine wetlands, perfect for bird watching and kayaking through protected channels. The bluffs at Rincon Point to your south are legendary in the surf world, offering one of California's most perfect right point breaks when winter swells hit just right.

But here's what makes this spot truly unique: for at least ten thousand years, natural tar has been seeping up through the ocean floor here, washing ashore in thick, sticky masses. The Chumash people used this asphaltum to waterproof their plank canoes, called tomols, sealing the seams so perfectly they could paddle all the way to the Channel Islands, twenty miles offshore across open ocean. When Spanish explorer Gaspar de Portolá came through in 1769, he watched Chumash workers harvesting tar from the beach and caulking their boats, and he named the place La Carpinteria, the carpenter shop, because it looked like a busy boatyard.

That tar is still here. Walk the beach at low tide and you'll see it, dark patches glistening on the sand and rocks. It's the same petroleum that would later make Southern California an oil boom region, but here it shows itself the way it has for millennia, raw and natural, still sticky enough to catch on your shoes if you're not careful.

Keep your eyes on the bluffs ahead. You're about to pass some of the most productive agricultural land in America, backed by mountains that hide hot springs and wilderness camps most people never find.

Narration segments — jump to any passage
01You're cruising along one of California's most beautiful coastal stretches, where the Pacific meets a narrow plain squeezed between ocean and mountains. This is Carpinteria, and right now you're passing through terrain that's been shaped by a geological oddity that made this place famous long before highway 101 ever existed.0:19
02The beaches here offer everything from gentle swimming to tide pooling, and Carpinteria State Beach is considered one of the safest beaches in California for families. But head inland just a bit and you've got the Santa Ynez Mountains rising steep and fast, offering trails like the Romero Canyon Trail that climbs about 3,000 feet in just over three miles, rewarding you with ridgeline views that stretch from the Channel Islands to Point Conception. Carpinteria Salt Marsh Reserve just behind the beach is the last of California's coastal estuarine wetlands, perfect for bird watching and kayaking through protected channels. The bluffs at Rincon Point to your south are legendary in the surf world, offering one of California's most perfect right point breaks when winter swells hit just right.0:46
03But here's what makes this spot truly unique: for at least ten thousand years, natural tar has been seeping up through the ocean floor here, washing ashore in thick, sticky masses. The Chumash people used this asphaltum to waterproof their plank canoes, called tomols, sealing the seams so perfectly they could paddle all the way to the Channel Islands, twenty miles offshore across open ocean. When Spanish explorer Gaspar de Portolá came through in 1769, he watched Chumash workers harvesting tar from the beach and caulking their boats, and he named the place La Carpinteria, the carpenter shop, because it looked like a busy boatyard.0:39
04That tar is still here. Walk the beach at low tide and you'll see it, dark patches glistening on the sand and rocks. It's the same petroleum that would later make Southern California an oil boom region, but here it shows itself the way it has for millennia, raw and natural, still sticky enough to catch on your shoes if you're not careful. Keep your eyes on the bluffs ahead. You're about to pass some of the most productive agricultural land in America, backed by mountains that hide hot springs and wilderness camps most people never find.0:32
Hear this story narrated on your drive.Download on theApp StoreGet it onGoogle Play