A businessman tried to build a giant concrete dinosaur on this Pismo Beach cliff, and his neighbors stopped him before it got a head
Pismo Beach has one of the strangest backstories on the whole Central Coast, and it stars a dinosaur that never got its head.
Back in the 1940s, a local businessman named H. Douglas Brown started building a giant concrete brontosaurus on a bluff above a set of sea caves. His neighbors were not fans, and the project stopped before the head ever went on.
The headless dino is long gone, but the cliff it stood on is now one of the best free ocean overlooks in town. Here’s the weird history, and how to spend a fall afternoon out there.
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The dinosaur that was supposed to sell tickets
Brown’s plan was pure roadside-attraction energy. His attraction billed the caves under the bluff as the Caverns of Mystery, and visitors paid to get into them by walking through the dinosaur itself.
Then the neighbors pushed back. The brontosaurus was never finished, and it stood on the cliff headless for years before it finally came down.
Can you picture cruising into town and spotting that silhouette against the ocean? A small part of me wishes it had stuck around.
The ocean had plans for the caves, too
The biggest cave collapsed in the 1970s, which ended the underground part of the show for good. Developers floated hotel plans for the site over the years, but none of them ever got built.
In 1992, the City of Pismo Beach bought the land and turned it into Dinosaur Caves Park, an 11-acre park perched right on the bluff. The name is pretty much the only thing left of the original attraction.

What you’ll find on the bluff now
These days, the dinosaur theme lives on mostly in the playground. Kids get a small concrete dinosaur and dinosaur eggs to climb on, plus dolphins and seals, and there’s a restroom and off-street parking.
The grown-up draw is the path that loops along the outer edge of the bluff. It’s an easy stroll, with the Pacific slamming into the rocks below the whole way.
Keep walking to the south end and you’ll reach Brown’s Rock, where seabirds crowd the flat top and waves crash through the arches at its base. There’s a gazebo at that end of the park too, looking back up the coast.
My take: skip the midday visit and come for the last hour of daylight. When the sun drops low, the cliffs glow gold and this little city park turns into the best sunset seat in Pismo.
Want to see the caves? Get on the water
Many of the sea caves under these cliffs can only be reached from the ocean. Local outfitters run guided kayak tours along this stretch of coast if you want to paddle in for a closer look.

Up top, the fenced-off spots are there for a reason, since people have fallen into eroded openings in the bluff. Stay on the path and leave the cave exploring to the kayaks.
Make a Shell Beach afternoon of it
Dinosaur Caves Park is just one stop along Pismo’s southern bluffs. Down in Shell Beach, South Palisades Park has a paved bluff-top trail lined with palms and benches, and the rocks below are fun to poke around at low tide.

Timing a trip for a few weeks from now? The monarch butterfly grove just south of town has its season from November through February, so you can fold that in too.
For the full rundown on town, from the pier to the dunes, check out our guide to the best things to do in Pismo Beach.
Trip tips: grab a rental car to get out here, lock in your hotel before the good rooms are gone, or skip both and book a camper van instead.
So, would you have voted to keep the headless dinosaur, or are you on the neighbors’ side? Tell us in the comments!


