Scuba Diving's readers rank the best destinations for cave, cavern and grotto diving.

Here are our picks for the photos deemed worthy of an Honorable Mention from the 2018 *Scuba Diving* Photo Contest.

The underwater photo contest continues to be one of our favorite issues to produce here at *Scuba Diving* magazine.

What not to do when you're scuba diving and training tips from Scuba Diving's Lessons for Life column.

New novel *Water Crisis: Day Zero* takes on freshwater shortages around the world from author Eric Douglas.

Ken Stewart of Diving With a Purpose is honored as a Sea Hero by Scuba Diving Magazine.

The Socorro Vortex, along with Solmar V, will travel to Guadalupe for five-day cage diving with great white sharks from August through October.

The Paralenz Dive Camera is built tough and features an all aluminum body with titanium screws.

Pro Dive International offers unforgettable experiences in Mexico.