Waters of Heaven

The Waters of Heaven is the military building of Fairies of Tarm that can research unit enhancing techs. It needs The Secret of Autumn tech researched at Sundial to be able to build.

Description
Legend has it that these magical waterfalls would grant wishes to anyone who offered enough of a material sacrifice to its waters. Travelers wound seek them out to offer money and other doodads in hopes to receive something in return from the Fairies who lorded over.