Royal Caribbean has started welcoming cruise guests to its private Santorini beach club. Royal Beach Club Santorini opened this week, offering the cruise line’s passengers a full-day shore excursion on the popular Greek island. The trip, available on Greek island and Med cruises with Royal Caribbean that dock in Santorini , aims to help people beat the crowds by splitting groups across different pars of the island. Cruise ships including the new Legend of the Seas , plus Rhapsody of the Seas and Brilliance of the Seas , are due to visit in the coming months. Prices for the Ultimate Santorini Day excursion start at $249 per adult and $199 per child, depending on the sailing, and include visits to the cliffside paths of Oia for pictures by the iconic blue domes as well as a stop in the capital Fira. The Royal Beach Club Santorini is situated on a volcanic black sand beach with views of the Aegean Sea.…