Cloudsdale

Cloudsdale is the cloud city located above the skies of Ponyville. It's originally the hometown of Rainbow Dash in the episode Sonic Rainboom, which she said she studied in its flight school. Unlike Ponyville, Cloudsdale is only home to Pegasus Ponies due to the whole city is made of clouds, meaning that both Unicorns and Earth Ponies can't live there. The city is also famous for making rainbows and has its own Weather Facility, in which it can change the weather all around Equestria.