Dive Training

Just curious about diving?

   Learn more »

PADI Community

We’re a PADI 5-Star Dive Center for all skill levels. What PADI adventure do you want to learn?

   Contact us »

Dive Equipment

Life support gearScuba Gear

It’s your life support system, so we carry the best.

AquaLung Suunto
Atomic Tusa
Henderson Zeagle
SeaQuest …and more

Register Your Gear

We’ll remind you when it’s time to service your equipment.

   Register Gear »

See What We Wear

Check out our staff’s gear »

Videos & Reviews

AquaLung Zuma BC
All gear videos


Heated Pool

We are the largest dive shop in the Tri-State, and the only one with an onsite heated pool.

Our beliefs about training, buying dive gear and getting it serviced.

Store Hours & Directions »

Dive Links »

Photo albums »


Sign up for our periodic newsletter about upcoming trips, new classes, sales and promotions:

Join Our Mailing List

Dive Travel

Travel News

Aqua Cat 2016

liveaboard catamaran, Bahamas
Sat, Nov 12 — Nov 19, 2016

Learn more »

Certification Dive Group, September 2015

All Trips »      |     Past Trips »

Underwater World's indoor heated pool

Welcome to Underwater World where your adventure begins. Since 1974, our love of scuba diving has inspired us to help others learn the skills that lead to great adventures and family fun in Neptune’s paradise. Owners Linda and Frank Krailler invite you to stop in, explore our heated pool, browse our store, and visit our learning center.

Share |

© 1998 – 2015 Underwater World, Inc. | 8837 Columbia Road | Maineville, OH 45039 | (513) 697-1111 | Fax (513) 697-1157
All rights reserved. | | Privacy Notice | Designed by ActiveCanvas