The swan boats glide gracefully across the lake.

The U-boats were a major threat during World War II.

Ice boats are a popular winter activity in some regions.

There are many couta boats in the harbor.

The fishing boats returned to the harbor with a bountiful catch.

There are many surf boats at the beach.

Dragon boats are traditionally used in dragon boat races.

There are many rowing boats on the lake.

Mackinaw boats are commonly used for fishing in the Great Lakes.

The torpedo boats patrolled the harbor.