9. Multilevel Diver
Since there's so much to see underwater you'll want to make the most of your stay. The PADI Multilevel Diver Speciality course tells you how by introducing you to the many varieties of multilevel diving.

You'll learn what multilevel diving is and why you want to plan for multilevel dives. You'll also get to see the various types of multilevel dive calculators (including the Recreational Dive Planner, Wheel version and dive computers), as well as learn about multilevel dive planning, organization, procedures, techniques, and potential problems.

How long will it take?
Minimum Open Water Training: two dives over one day.