The Headquarters and Official Observatory of Dark Sky®, located in Cumeada, in Reguengos de Monsaraz, is a historical building about 50 years old, and one of the old primary schools of the so-called “new state” .Totally remodeled in 2015, it was thus adapted specifically to receive the Headquarters and Official Observatory of Dark Sky Alqueva. Inside, you can visit the permanent astrophotography exhibit by our international astrophotographer, Miguel Claro, and visit our growing mini-museum, where you can touch a real meteorite, see the original autograph of the last astronaut to go to the moon . Guided tours are included in the observation sessions.