Balneario Ecoturistico de Papalutla is located in Copalillo, Guerrero State, southwestern Mexico. Its thermal water reaches 38°C, with indoor pools, massage and sauna offered in this ecotourism setting.
Insider tip — 'Papalutla' means 'place of butterflies' in Nahuatl (papalotl = butterfly) — an evocative name for this ecotourism balneario in the Sierra Mixteca of Guerrero state. This remote highland area retains strong Nahua and Mixtec cultural traditions; Copalillo municipality is in the Balsas River valley, a biodiversity hotspot for endemic reptiles and tropical dry forest birds. An authentic off-the-beaten-track thermal spring experience in indigenous Guerrero.