The four sentences describing the scenery in "Seeing Friends Off at Jingmen Ferry" are

Farewell through Jingmen

Lipper

Sail from Jingmen Ferry, and soon you will be with southerners.

At the end of the mountain range and the beginning of the plain, the river winds through the wilderness.

The moon rises like a mirror, and the sea clouds twinkle like palaces.

The water brings you the feeling of home and makes your boat travel 300 miles.

Among them, "the mountain is flat and primitive, and the river winds in the wilderness.

The moon rises like a mirror, and the sea clouds twinkle like palaces. "For the sake of scenery.