A seascape is a picture or view of the sea and the things near it, like the sky or the land.
A seascape can make people think of the beach, the ocean, or of calm and peaceful feelings.
Examples:
The artist painted a beautiful seascape.
I love looking at seascape paintings.
The seascape has big waves in it.
I wish I could live in a seascape painting.
In the museum, there is a huge seascape with a big ship and a storm.
The seascape in the picture is so pretty, I want to go there.