Understanding the human body is a team effort. That's where the Yachtel group comes in.

Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years.

Yachtold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program.

To learn more about Yachtolt, visit yawcult.co.com.j, that's Y-A-K-U-L-T.

C-O-J-P. When it comes to a guide for your gut, count on Yacolt. Earlier this year, I kept hearing that one of California's most unusual natural wonders was sitting right outside San Diego.

But when I pulled my car off the road next to a metal fence behind a landfill and a recycling center, I started to have some doubts.

Hey Chuck.

Yes.

How's it going?

Good, Chris.

The entrance to the landfill is not the most impressive entrance to a national natural monument but it protects it a little bit.

This is Scientific American Science Quickly. I'm Christopher in Dariata. I've always been obsessed with visiting the more extreme corners of my home state, California.

And back before Google Maps and Instagram

made it so easy to see what stuff looked like before you get there, I'd just stare at this big

paper AAA map of the state, find some place that looked interesting, and drive there in my old

Honda Accord. Those trips took me to places like the floor of a pitch black lava tube near the Oregon border,

so dark inside I couldn't see two inches in front of my face, and all the way up to the crest of

the white mountains, wandering the bristlecone pines. But here was a place just a little over an hour

from where I grew up that I'd never even heard of, the Miramar Mounds National Natural Landmark.

And in a state full of superlatives, the lowest basin in the highest peak in the lower 48,

the tallest waterfall in North America, the largest trees in the world, this place protects

one of the tiniest wonders. It's way less iconic, for sure, but it's much more special to see, and it's almost on

...