Single supplements apply, may vary by category and change over time. Silversea’s “Included Shore Excursion Program” available also to full World Cruise guests. To reserve a suite on the full World Cruise or any World Cruise voyage segment, a 25% deposit of the total cruise fare is required. Deposits must be received within seven days of booking or sooner, depending on time of booking. Unless otherwise noted, final payment must be received by Silversea 180 days prior to cruise departure. For bookings made within 30 days of departure, final payment must be received within 48 hours. Silversea reserves the right to cancel any booking not fully paid at the time final payment is due.To receive the bonus Clean Cruising Club member offer of AU$2,000 shipboard credit per suite, guests must be current members of the Clean Cruising Club. Subject to availability and current promotional offers.