Located just near the Chapada dos Veadeiros National Park in Goiás, Brazil the otherworldly rock formation known as the Vale da Lua is a mesmerizing landscape of undulating pits and hollows that look like nothing so much as the surface of the moon.With altitudes between 600 and 1650 meters, it is the highest plain in Central Brazil. The highest point of the park and of the state of Goiás is Serra da Santana, at 1691 meters above sea level.Its rock formations are one of the oldest on the planet. There are quartz with outcrops of crystals.