balnerianos is incorrectly written, and should be written as "Spas" being its meaning:
Balnerianos is used in some parts of Mexico. In Colombia, we use the term spas. For us it refers to entire site where is possible meetings family with ensuite. It may be a beach, a pool, a hot springs, or in a river. Usually in these sites there is a bar and restaurant. In other countries only make reference to spas and baths, when it relates to hot springs.