What are the idioms that contain beautiful weather?

Blue Sky Wanli

▲Definition

Wanli: refers to a large area and a long distance. Describes sunny weather.

★Source

Quan Yanchi's "Zhou Enlai stepping down from the altar·Rest and Entertainment": "There are many ice peaks, and white clouds are wandering among them; the blue sky is thousands of miles, and the white snow reflects up and down, changing. Colorful light flows."

●Example

One day two million years ago, there was no cloud and the sun was scorching the earth.

★"Yellow River Elephant"