Kalypso Rock's Palace Diving Center and School - Courses, equipment, photos and contact information of this diving center and school located in Rethymnon town and Mirthios. - http://www.kalypsodivingcenter.com/
Atlantis Diving Center - Diving and dive training at the Grecotel Rithymna Beach in Rethymnon and Grecotel Club Marine Palace in Panormos, excursions to diving spots around Crete. - http://www.atlantis-creta.com/en/