Design an app icon that brings to life the vibrant colors of a tropical rainforest, teeming with exotic birds, butterflies, and lush vegetation.

A vibrant sunset over a calm lake, with a planet hanging low on the horizon.

Lush rainforest canopy with exotic birds, a hidden waterfall, ancient trees, and sun rays filtering through the foliage.

Rays of sunlight piercing through a cloud-covered sky.

A sunset over a calm ocean beach.