It's where the birds live in and where they hide The Eggs. It has various cliffs, mountains and small forests. It's name comes from rich ammount of cobalt found in the area. Small to large trees grow in it and rivers and lakes cross it commonly.
In Angry Birds Classic, Cobalt Plateaus appears as the first setting of Poached Eggs where there's several cut logs and in Red's Mighty Feathers with various pigs flying with machines above it and there are watchtowers.
Cobalt Plateaus appears as the background for the second, 2014, Weekly Tournament background and in the Blast! Tournament.
Cobalt Plateaus is the second zone of Angry Birds Epic, In all levels (except Pig Prison, Southern Cobalt Plateaus, Western Cobalt Plateaus, levels after Matilda's Garden (in the older version, it's called White's Garden), and Eastern Cobalt Plateaus of all levels), you can only use Red and Chuck to complete all levels.
Cobalt Plateaus is the first area in Angry Birds 2. It first appears as the Chirpy Valley and appears as more areas later. It exclusively features flowers that swallow anything and spit it with strength.
Cobalt Plateaus appears as the first area in the game, there are watchtowers in the background. In the area's map, the birds appear doing their casual things.
Cobalt Plateaus appears as the first area in the game.
Cobalt Plateaus appears in almost all episodes. It's the home for the birds but the pigs often visit it, only to steal the eggs.
Cobalt Plateaus appears as the main and only setting of the show.