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Great Barrier Reef, Australia - The Great Barrier Reef is the biggest living ecosystem in the world, comprising 2,900 individual reefs.

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Great Barrier Reef, Australia - It is located between the beaches of northern Australia and Papua New Guinea, measuring 2,200-km-long and ranging from 30 to 740-km-wide.

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Great Barrier Reef, Australia - There are around 400 different species of corals there.

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Great Barrier Reef, Australia - Its wildlife diversity makes it a UNESCO World Heritage Site.

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Great Barrier Reef, Australia - The Great Barrier Reef is also one of the Seven Natural Wonders of the World.

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New Caledonian barrier reef, France - The New Caledonian barrier reef is the second-longest double-barrier coral reef in the world.

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New Caledonian barrier reef, France - The reef surrounds Grande Terre, the biggest island in the South Pacific French territory, and the Ile des Pins. It stretches for over 1,500 km.

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New Caledonian barrier reef, France - The variety of species found there is immense, and it is one of the main mating spots for green sea turtles.

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New Caledonian barrier reef, France - This place too is considered a UNESCO World Heritage Site.

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New Caledonian barrier reef, France - Most of the reefs there are in good condition, but ones on the east side have suffered damages due to nickel extraction.

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Red Sea Coral Reef - The Red Sea coral reef is located between the Sahara desert and the Arabian desert.

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Red Sea Coral Reef - This reef is over 5,000 years old and is home to over 300 different coral species.

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Red Sea Coral Reef - It stretches for over 1,900 km and is home to around 1,200 species of fish. Just 10% of those species are native to this area.

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Red Sea Coral Reef - It's a popular spot among divers.

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Red Sea Coral Reef - And it's also one of the strongest coral reefs in the world, capable of enduring even temperature changes.

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Rainbow Reef, Fiji - The Rainbow Reef sits between the second and third largest Fiji islands, Vanua Levu and Taveuni.

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Rainbow Reef, Fiji - Its name comes from the fact that the corals boast a whole array of colors.

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Rainbow Reef, Fiji - It comprises around 230 species of corals and approximately 1,200 species of fish.

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Rainbow Reef, Fiji - Many divers head there to experience the underwater beauty for themselves.

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Rainbow Reef, Fiji - It's also a popular place among tourists who want to get their diving certificates.

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Tubbataha Reef, Philippines - This natural reef park is located in Cagayan Cillo, in the province of Palawan.

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Tubbataha Reef, Philippines - The park was declared a UNESCO World Heritage Site in 2009.

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Tubbataha Reef, Philippines - Over 350 different species of corals have been registered in Tubbataha.

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Tubbataha Reef, Philippines - Barracudas and manta rays are just some of the 500 species of fish you'll find there.

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Tubbataha Reef, Philippines - This is officially the most sought after diving spot in the world.

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Raja Ampat coral reef, Indonesia - These reefs can be found in an area in Asia known as Coral Triangle.

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Raja Ampat coral reef, Indonesia - There are around 450 different species of coral there, making it the largest in the world in terms of its biodiversity-size ratio.

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Raja Ampat coral reef, Indonesia - When these reefs were found, they were made a priority protection area among the scientific community.

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Raja Ampat coral reef, Indonesia - The reef is home to 1,420 different species of fish.

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Raja Ampat coral reef, Indonesia - With such a flourishing range of species, it's no wonder it's also a great place to go diving.

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Palancar Reef, Mexico - The Palancar Reef is located off the coast of the Cozumel island in Mexico.

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Palancar Reef, Mexico - The water is so clear that divers can see things up to 70 meters deep.

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Palancar Reef, Mexico - This ecosystem features one of the most impressive species of coral - the brain coral.

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Palancar Reef, Mexico - It is part of the second largest reef system in the world, the Mesoamerican Reef System.

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Palancar Reef, Mexico - The variety of species living there is immense, from spiny red gurnards to seahorses.

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Wakatobi reef, Indonesia - The Wakatobi National Park is located in Southeast Sulawesi, a province of Indonesia.

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Wakatobi reef, Indonesia - Of all the 850 species of coral spread around the world, the Wakatobi reef boasts 750 of them.

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Wakatobi reef, Indonesia - It is also home to around 940 different species of fish.

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Wakatobi reef, Indonesia - The coral reefs there are threatened by certain practices such as intense fishing and poison fishing.

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Wakatobi reef, Indonesia - It's also an extremely popular diving spot.

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Belize Barrier Reef - The Belize Barrier Reef is a UNESCO World Heritage Site.

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Belize Barrier Reef - It is the largest reef system in the northern hemisphere.

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Belize Barrier Reef - The reef is home to over 100 species of corals.

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Belize Barrier Reef - It is also home to around 500 different species of fish.

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Belize Barrier Reef - Due to natural causes and man-made damages, around 40% of its corals are damaged now.

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Apo Reef, Philippines - This reef is located on the western waters of the Occidental Mindoro province, in the Mindoro Strait.

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Apo Reef, Philippines - Several species of fish and sea turtles live there.

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Apo Reef, Philippines - The area won the status of National Park so that measures to reduce and prevent damages to the coral can be put in place.

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Apo Reef, Philippines - It is currently in the running to become a UNESCO World Heritage Site too.

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Apo Reef, Philippines - If you're looking for a new diving spot, then these are some of your best options to check out!

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