A trove of crystalline springs (aguas termales), limestone caves (grutas), and gushing waterfalls (cascadas) fills the state of Oaxaca. Refer to the specific destination sections for details (
means especially recommended).
Links:
[1] http://www.moon.com/destinations/oaxaca/oaxaca-valley/east-textile-route/hierve-el-agua-springs
[2] http://www.moon.com/destinations/oaxaca/oaxaca-valley/south-crafts-route/san-sebastian-de-las-grutas
[3] http://www.moon.com/destinations/oaxaca/pacific-resorts/puerto-angel/upland-excursions/chacalapa
[4] http://www.moon.com/destinations/oaxaca/pacific-resorts/puerto-escondido/excursions/aguas-termales-atotonilco
[5] http://www.moon.com/destinations/oaxaca/pacific-resorts/parque-nacional-lagunas-de-chacahua/charquito-atotonilco-warm-springs