Here's their web site: https://www.coasttocoastam.com/

I'm on their front page right now, egad! Right up there with Hollow Earth Theory.

For the record, I didn't work for NASA, I was a NASA contractor with Lockheed Martin working with the NASA Jet Propulsion Laboratory in Pasadena and did a little flight testing at Cape Canaveral. Most of my time was spent on desert test ranges making smoking drone craters.