Experience Philadelphia's Largest and Most Comprehensive Dive Center


Since 1973, Underwater World has taught thousands of people, just like you, to SCUBA dive. We offer multiple courses, at different locations around the area, to best fit your needs. We pledge to make you feel comfortable and knowledgable and prepare you to explore a whole new world. 

Learn to Dive › 

See the world with us! We offer travel and trips to numerous locations every year. From Bonaire to the Philippines, there is a trip available for every budget. Underwater World trips are led by our knowledgable Instructors and Dive Masters to ensure your experience is life changing.

 Planned Travel › 


We have taught over 14,000 people to scuba dive and our professional team of both male and female instructors can meet all of your expectations. We teach all levels of diving, from introductory to Instructor, and many specialty courses as well, including Nitrox, Underwater Photography, and more. 

About Us ›