Frumoasa Dam is one of the most scenic reservoirs in Harghita County, located on the Frumoasa River near the village of the same name. Surrounded by forests and rolling hills, the lake provides a peaceful setting ideal for relaxation, photography, walking, and fishing. Built to supply drinking water to the city of Miercurea Ciuc, the reservoir has also become a popular tourist destination thanks to its beautiful natural scenery and tranquil atmosphere.