The Lost Lagoon is located in El Campo, Texas on Highway 59 between Houston and Victoria. We are also just 30 miles south of Interstate 10. The Lost Lagoon is a luxury campground with the worlds largest RV Resort swimming pool, a Wibit water course and over 200 concrete RV sites with free wifi for all sites. Our luxury amenities offer a family-friendly environment with an on-site cafe, full bar and golf cart rentals.