Ko Larn or Coral Island, 45 minutes offshore by tourist boat or 15 minutes by speed boat, is the largest of Pattaya's offshore islands. Major attractions include sightseeing tours along coral reefs viewed from a glass-bottomed boat, snorkeling, scuba diving, windsurfing, skiing, and parasailing. Deep sea fishing can be arranged to Ko Larn's neighboring islands such as Ko Phai and Ko Sak. Good for a day out.