Tubbataha Reefs Natural Park

Tubbataha is an atoll, a volcanic seamount that gradually sank, leaving a circular substrate for coral colonization, now punctuated by a few low-profile sand islands. It’s a seasonal destination with exceptional diving. Read more.

Menacing whitetip reef shark

Where’s Dave?

When a diver popped up before his buddy, he started immediately coordinating with the divemaster and boat operator to coordinate a search. Thankfully, the buddy was found unharmed.

Submerged diver deploys a red surface marker

Bermuda

Bermuda’s prim and proper appearance belies its voracious appetite for ships. Investigate different wrecks each day, and be finished in time for afternoon tea on this gem of the Atlantic.

Aerial view of Bermuda with houses on the coast

Concussions and Diving

DAN Medics answer your questions about dive medicine.

Man holds ice pack to his bonked head

Tulum’s Cenotes

The cenotes of Mexico’s Yucatan Peninsula were sacred to the Maya and vital to their empire. Today, divers descend into these subterranean wonders both for leisure and in daring expeditions.

Ancient Mayan temple in the jungle

Altitude Illness in the Andes

A hike through the Andes had two college students ascend about 4,000 feet in just 48 hours. One student felt symptomatic and they descended to seek medical care. However, they faced complications. Read more about the incident.

Winding hiking trail in the Andes

Shooter: Ernest H. Brooks II

Underwater photographer Ernest H. Brooks II is a master in black-and-white photography. Read more about Brooks’ photography career and inspiration.

Black-and-white image of a harbor seal in kelp

Marine Envenomations: Jellyfish & Hydroid Stings

When jellyfish and hydroid stings happen, what are you doing to do? Read more about these kinds of preventable marine envenomations.

Blue-green jellyfish on black background

Full-Color Grayscale

Generating a brilliant black-and-white photo is not as simple as just removing the color. Follow these step-by-step instructions to turn your full-color image into a stunning black-and-white masterpiece.

Black-and-white image of three humpback whales

Lightning

Lightning strikes are impossible to predict. However, you can greatly reduce your risk of injury be implementing some safety protocols. Learn more about lighting and how to avoid the strike.

Lightning strike on body of water