sentence: A group of people kayak down rough streams of narrow water surrounded by rocks. sentence:   Two people kayak on a rough, narrow, body of water surrounded by rocks using paddles to navigate the water, later on the y kayak off of rocks and slide into the water. sentence:   The people kayak under a bridge where people are jumping into the water to swim. sentence:   At the end a person flips the kayak going under water briefly before turning themselves right side up in the water again.