Confirmation will be received at the time of reservation. Not recommended for travelers with back problems. Not recommended for pregnant travelers. Children must be accompanied by an adult. This tour is not recommended for children under 5 years old because there are no life jackets for them. However, if you bring your own life jacket for children under 5 years old, you can book the 8 am tour. You may submit either a paper or electronic receipt for this activity. Hotel pickup begins before this time, you must contact the local service provider to verify your exact pickup time. Hours are subject to change due to local traffic conditions.