Waterfalls of Los Tuxtlas, Veracruz

Poza Reina, a.k.a. Poza Reyna
Type: touristic waterfalls
Fees: 30 pesos
Municipio: Catemaco, Veracruz
Location: foothills of Volcano Santa Marta, near Santa Marta
Tourism: outhouse (supposedely an ecohut has been built)
Access:  paved road from Catemaco to Tebanca, dirt road to Escaceba, then turnoff uphill towards
Miguel Hidalgo, about 4 km, unmarked entrance!

Reference:
tuxtlas.com - Miguel Hidalgo
Description of a hike to Poza Reina