21 September 2018 @ 17:00 - 20:00 Sales Seminar Naxos 2018 Naxos Hoteliers Association Andrea Papandreou, Naxos, Cyclades, Greece The first in the series of Sales Seminars will take place on September 21 on the island of Naxos, organized by Aqua Vista Hotels, WebHotelier, Marinet, DNA Travel & Restart Contemporary Art Platform.