Naftan Wall is one of Saipan's most beautiful wall dives. The wall is covered in huge, healthy gorgonian sea fans, and it's a great place to see eagle rays, turtles, and Napoleon wrasse cruising by in the clear blue water.

Nag's Head is a beautiful drift dive along a sloping reef at the southern tip of St. Kitts. The reef is very healthy, and it's a fantastic spot for seeing turtles, southern stingrays, and a huge variety of colorful reef fish.

The Nahoon is a large three-masted shipwreck that lies in deep water. It's a beautiful and impressive wreck for advanced divers, covered in corals and often surrounded by large schools of barracuda and jacks.

Nai'a's Passage in Bligh Water is a series of pinnacles and a beautiful coral garden. The site is known for its incredible health and diversity, with a huge amount of both hard and soft corals and a very high density of reef fish.

Nalusuan is an island marine sanctuary between Mactan and Bohol. The main dive site is a large, sloping reef that is home to a massive school of resident jacks. The protected status means the fish life is very abundant.

The Namena Marine Reserve is a protected area between Fiji's two main islands. It features incredible pinnacles and walls, with sites like 'Grand Central Station' offering thrilling encounters with sharks, tuna, and massive schools of barracuda.

Napaling is a fantastic wall dive on Panglao, famous among freedivers for its easy access from shore. The wall drops steeply and is covered in healthy corals, and a large school of sardines has recently taken up residence here, creating a mini Moalboal experience.

The Napantao Fish Sanctuary is a spectacular double-wall dive in Sogod Bay. As a protected area, the fish life is incredibly dense, with huge schools of snappers and fusiliers. The walls are covered in massive sea fans and healthy corals.

Napoleon Reef, in the Pemuteran area, is a beautiful and easy dive on a large, healthy reef. It's named for the large Napoleon wrasse that are often seen here, and the reef is covered in a dense garden of hard and soft corals.

Napoleon Reef at Wakatobi is a stunning site named for the large, friendly Napoleon wrasse that are often encountered here. The reef features several overhangs and small caverns, with beautiful soft corals and a high density of fish.

The Nebo was a steamship that sank in 1884. It's a historic wreck that is now very broken up, but its massive propeller and boilers are still intact and very photogenic. The wreckage is also a great habitat for macro life.

The Neptune Islands are a remote group of islands and a major breeding ground for seals, which in turn makes it one of the world's premier destinations for great white shark cage diving. It offers reliable, thrilling encounters with these apex predators.

Nesgjá is another tectonic fissure filled with incredibly clear, cold glacial water. It's a shallower and easier version of Silfra, offering a fantastic snorkeling experience through a beautiful canyon with near-perfect visibility.

Located near Blue Corner, New Drop-Off is a thrilling drift dive along a beautiful wall. The currents can be strong, carrying divers past schools of fusiliers, snappers, and a healthy population of grey reef and whitetip reef sharks.

Ngaro Ngaro is a beautiful and easy reef dive in the Solomon Islands, known for its pristine and untouched coral gardens. It's a great spot for a relaxed dive, with incredible coral diversity and a huge variety of colorful reef fish.

Nine Mile Reef is the most remote and pristine of Sodwana's main reefs. Its deep, untouched coral gardens and its exposure to the open ocean make it the best place in the area for seeing large pelagics, including sharks, manta rays, and whale sharks.

Ningaloo is the world's largest fringing reef and a UNESCO World Heritage site. It's one of the most reliable places on earth to swim with whale sharks as they migrate past the reef. The reef itself is easily accessible from shore and teeming with life.

The Nippo Maru is another legendary deep wreck in Truk, famous for its cargo. The deck features a small battle tank and an artillery gun, and the holds are full of ammunition, gas masks, and other military hardware.

Niue is a massive raised coral atoll, which results in some of the clearest ocean water on Earth, with visibility often reaching 80 meters. The diving is characterized by dramatic caves and caverns, a high population of sea snakes, and seasonal humpback whale encounters.

North Horn, at the northern tip of Pemba Island, is a classic, current-swept point that attracts big pelagic action. It's the best place in the area to see sharks, including grey reef, whitetip, and sometimes hammerheads, as well as dogtooth tuna and Napoleon wrasse.

North Horn is the specific site at Osprey Reef where the famous shark feed takes place. It's a natural amphitheater on the tip of the atoll where divers can witness dozens of grey reef, whitetip, and silvertip sharks in a feeding frenzy.

North Rock is a more advanced dive site in El Nido, an exposed pinnacle in open water. The currents here attract larger marine life, offering a chance to see reef sharks, rays, and large schools of pelagic fish.

North Save-a-Tack is a series of deep pinnacles in Namena. The site is known for its beautiful soft coral coverage and its thrilling pelagic action, with a high chance of seeing sharks, tuna, and large schools of barracuda in the currents.