El Viejo Oeste is a beloved family water park located at kilometre 77 on the highway to Puerto Quetzal, within the Escuintla department of Guatemala. The park's Western-themed attractions invite visitors to enjoy giant water slides, an interactive water play plaza, a wave pool, a turbulent rapid river, and themed experiences such as the Lost Bat Cavern, Smuggler's Mine, and a lush vegetation tunnel. Beyond water activities, the park offers horseback riding, sports courts, picnic areas with barbecue facilities, ranchero-style shade structures, hammocks, and souvenir shops. Cabins are available for rental, and on-site restaurants complete the experience. Open on weekends and holidays, El Viejo Oeste is a festive and well-equipped destination ideal for family outings in the heart of Guatemala.