1390-433 - The Hong Kong–Zhuhai–Macau Bridge (HZMB), this 55 km bridge–tunnel system is the longest sea crossing and the longest open-sea fixed link in the world. It consist of three cable-stayed bridges, an undersea tunnel, and four artificial islands.

1387-999 - A red, white and yellow Christmas tree worm (Spirobranchus giganteus), on coral, Curacao.

1387-998 - Purple stove-pipe sponge (Aplysina archeri), with boat in background, Curacao.

1387-997 - Goldentail moray eel (Gymnothorax miliaris), in coral reef, Curacao.

1387-996 - Chain moray eel (Echidna catenata), in coral reef, Curacao.

1387-995 - A green sea turtle (Chelonia mydas) in the sea grass, Saint Croix, U.S. Virgin Islands.

1387-994 - The shell of a green sea turtle (Chelonia mydas) swimming to the surface, Saint Croix, U.S. Virgin Islands.

1387-993 - The face of a green sea turtle (Chelonia mydas), Saint Croix, U.S. Virgin Islands.

1387-992 - Christmas tree worms (Spirobranchus giganteus) on brain coral, Saint Croix, U.S. Virgin Islands.

1387-991 - Headshot of a seaweed blenny (Parablennius marmoreus).

1387-990 - Lined seahorse (Hippocampus erectus).

1387-989 - Head of a goldentail moray eel (Gymnothorax miliaris).

1387-988 - Comb jelly in blackwater dive at night, West Palm Beach, Florida.

1387-987 - Tiger shark swimming over sand, Tiger Beach, Bahamas.

1387-986 - Green sea turtle with remora on back, Tiger Beach, Bahamas.

1387-985 - Green sea turtle swimming on the ocean floor, Tiger Beach, Bahamas.

1387-984 - Grean sea turtle with reflection in surface, Tiger Beach, Bahamas.

1387-983 - Great hammerhead shark turning, Tiger Beach, Bahamas.

1387-982 - Great hammerhead shark, Tiger Beach, Bahamas.

1387-981 - Great hammerhead shark and tiger shark, Tiger Beach, Bahamas.

1387-979 - Front view of a tiger shark, Tiger Beach, Bahamas.

1387-978 - Scuba divers interacting with a pair of tiger sharks, Tiger Beach, Bahamas.

1387-977 - Front view of a tiger shark, Tiger Beach, Bahamas.

1387-976 - Reef shark, Tiger Beach, Bahamas.

1387-975 - Great hammerhead shark with mouth open, Tiger Beach, Bahamas.

1387-974 - Great hammerhead shark with mouth open, Tiger Beach, Bahamas.

1387-973 - A starfish with spiny sea urchins at Quadra Island, British Columbia in Canada.

1387-970 - Two sheephead (Semicossyphus pulcher) In a kelp forest, Catalina Island, California.

1387-969 - An oceanic whitetip shark (C. longimanus) and surface reflections at Cat Island in the Bahamas.

1387-968 - A boat captain watches an oceanic whitetip shark below at Cat Island in the Bahamas.

1387-967 - A ribbon eel (Rhinomuraena quaesita) in Indonesia.

1387-966 - A hawksbill sea turtle (Eretmochelys imbricata) feeds on sponge and an angelfish follows for scraps in Cozumel, Mexico.

1387-965 - A giant oceanic manta ray (Mobula birostris) with attached remoras at San Benedicto island in Mexico.

1387-964 - A large orange frogfish at Cocos Island in Costa Rica.

1387-963 - A mahi mahi fish (Coryphaena hippurus) at Cat Island in the Bahamas.

1387-962 - A Caribbean reef shark (Carcharhinus perezi) in the Turks and Caicos.

1387-961 - A reef manta ray (Mobula alfredi) feeding at night in Hawaii.

1387-960 - A scalloped hammerhead shark (Sphyrna lewini) at Socorros Island in Mexico.

1387-959 - A diver shines a light in on a cavern filled with glassy sweepers (Pempheris schomburgkii) at Molasses Reef in Key Largo, Florida.

1387-958 - Two squat anemone shrimp (Thor amboinensis) in Curacao.

1387-957 - A diver has a close encounter with an oceanic whitetip shark (Carcharhinus longimanus) at Cat Island in the Bahamas.

1387-956 - Arrow Crab close-up, West Palm Beach, Florida.

1387-955 - Snowflake moray eel (Echidna nebulosa) in Costa Rica.

1387-954 - Snowflake moray eel (Echidna nebulosa) in Costa Rica.

1387-953 - A pair of Christmas tree worms in Cozumel, Mexico.

1387-952 - A colorful reef scene with sunburst at Cozumel, Mexico.

1387-950 - Golden cuttlefish, Lembeh Strait, Indonesia.

1387-951 - A pair of pink nudibranchs, Lembeh Strait, Indonesia.

1387-949 - A loggerhead sea turtle off the coast of North Carolina.

1387-948 - An Atlantic Spadefish swims amongst the sunken wreck of USS Indra off the coast of North Carolina.

1387-945 - Spotted cleaner shrimp on pink tipped anemone in Curacao.

1387-944 - American flag on a sunken ship in Key Largo, Florida.

1387-943 - A hawksbill sea turtle resting under a reef in Cozumel, Mexico.

1387-940 - Diving with oceanic whitetip sharks, Cat Island, Bahamas.

1387-939 - Oceanic whitetip shark circling a boat off Cat Island, Bahamas.

1387-938 - Oceanic whitetip shark with dorsal fin reflection, Cat Island, Bahamas.

1387-937 - Diver swimming with oceanic whitetip sharks, Cat Island, Bahamas.

1387-936 - Diver swimming with an oceanic whitetip shark, Cat Island, Bahamas.

1387-935 - Close encounter with an oceanic whitetip shark, Cat Island, Bahamas.

1387-934 - Oceanic whitetip shark with reflection, Cat Island, Bahamas.

1387-933 - Manta ray gliding through sunburst, San Benedicto Island, Mexico.

1387-932 - A feeding hawksbill sea turtle in Cozumel, Mexico.

1387-930 - Rays of light shining above an oceanic whitetip shark in Cat Island, Bahamas.

1387-929 - World champion free diver and his team in training shot from inside a sunken barge 90 feet below in Bimini, Bahamas.

1387-928 - Scuba diver swimming over a massive school of jack fish in Cabo Pulmo, Mexico

1387-925 - Multiple christmas tree worms, Curacao.

1387-924 - Spotted cleaner shrimp on pink tipped anemone, Curacao.

1387-923 - Close-up view of a goldentail moray, Curacao.

1387-922 - Octopus head, West Palm Beach, Florida.

1387-921 - Close-up view of a gray angelfish, Grand Cayman.

1387-919 - Female Southern Atlantic Stingray, Grand Cayman.

1387-917 - Toothless green moray eel, Nassau, The Bahamas.

1387-916 - Spiny lobster hiding in the reef, Nassau, The Bahamas.

1387-915 - Sunken plane from the film Jaws 4, Nassau, The Bahamas.

1387-914 - Silver grunts swmming around Treasure Wreck, Nassau, The Bahamas.

1387-913 - Hawksbill sea turtle, Nassau, The Bahamas.

1387-912 - Pufferfish swimming by star coral, Nassau, The Bahamas.

1387-911 - School of horse-eye jack fish swmming by the Ray of Hope shipwreck, Nassau, The Bahamas.

1387-910 - School of silversides form shapes in the tunnels at Eden Rock, Grand Cayman.

1387-908 - Playful remora's, Tarpon Tunnels, Grand Cayman.

1387-909 - A diver approaches a beautiful gorgonian sea fan, Cayman Islands.

1387-907 - Hawksbill sea turtle eating, Castle Wall, Grand Cayman.

1387-906 - Hawksbill sea turtle and gray angelfish by coral reef, USS Kittiwake, Grand Cayman.

1387-857 - Batfishes swimming around a shipwreck in Anilao, Philippines.

1387-856 - Batfishes swimming around a shipwreck in Anilao, Philippines.

1387-855 - Sea fan on the colorful reefs of Komodo, Indonesia.

1387-854 - Soft corals in the colorful reefs of the Banda Sea, Indonesia.

1387-853 - Snorkeler exploring heart-shaped reef in Banda Sea, Indonesia.

1387-852 - Colorful reef with fishes and sun burst in Komodo, Indonesia.

1387-851 - Group of barrel sponge in the deep reefs of the Banda Sea, Indonesia.

1387-850 - Soft coral in the reef at Komodo, Indonesia.

1387-849 - Free diver exploring the shallow reefs of the Banda Sea, Indonesia.

1387-848 - Free diver rising from the deep in the Banda Sea, Indonesia.

1387-847 - Soft coral in the reef at Komodo, Indonesia.

1387-846 - Barrel sponge in the reef with fishes in the Banda Sea, Indonesia.

1387-845 - Soft coral in the reef at Komodo, Indonesia.

1387-844 - Snorkeler exploring starfish in lagoon in Tioman Island, Malaysia.

1387-1551 - Octopus, Red Sea.

1387-1516 - A young married couple celebrate their ten year anniversary by scuba diving in the clear freshwaters of Devil's Den Springs, a sinkhole in Williston, Florida, as the afternoon sun filters down into the cavern.

1387-1511 - A Crocodilefish lies motionless on the sandy bottom at night in Papua New Guinea employing camouflauge while laying in wait for an unsuspecting fish.