Imagini Radu Giumanca
Instructor SSI
Open Water Instructor
Advanced Open Water Instructor
Stress & Rescue Instructor
Enriched Air Nitrox Instructor
Deep Diving Instructor
Wreck Diving Instructor
Night Diving and Limited Visibility Instructor
Navigation Instructor
Search and Recovery Instructor
Perfect Buoyancy Instructor
Underwater Photography Instructor
Science of Diving Instructor
React Right Instructor
Dive Guide Instructor
DiveMaster Instructor
Divecenter: CAT (Center Action Thassos) Skala Potamia
Imagini Radu Giumanca