Sulphur Bay is a bay

Headlands and bays

Headlands and bays are two related features of the coastal environment.- Geology and geography :Headlands and bays are often found on the same coastline. A bay is surrounded by land on three sides, whereas a headland is surrounded by water on three sides. Headlands are characterized by high,...

 on the eastern side of Tanna island in Vanuatu

Vanuatu

Vanuatu , officially the Republic of Vanuatu , is an island nation located in the South Pacific Ocean. The archipelago, which is of volcanic origin, is some east of northern Australia, northeast of New Caledonia, west of Fiji, and southeast of the Solomon Islands, near New Guinea.Vanuatu was...

. Nearby is Mount Yasur

Mount Yasur

Mount Yasur is an active volcano on Tanna Island, Vanuatu with a height of above sea level, located on the coast near Sulphur Bay. It lies to the southeast of the taller Mount Tukosmera, which was active in the Pleistocene. It has a largely unvegetated pyroclastic cone with a nearly-circular...

, called the world's most accessible volcano, and the area is the center of the John Frum

John Frum

John Frum is a figure associated with cargo cults on the island of Tanna in Vanuatu. He is often depicted as an American World War II serviceman, who will bring wealth and prosperity to the people if they follow him. He is sometimes portrayed as black, sometimes as white; from David Attenborough's...

 cargo cult

Cargo cult

A cargo cult is a religious practice that has appeared in many traditional pre-industrial tribal societies in the wake of interaction with technologically advanced cultures. The cults focus on obtaining the material wealth of the advanced culture through magic and religious rituals and practices...

, a movement that believes their savior, an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 GI, resides within Yasur. Sulphur Bay was the first part of the island visited by Westerners, when the glow of Mount Yasur attracted James Cook

James Cook

Captain James Cook, FRS, RN was a British explorer, navigator and cartographer who ultimately rose to the rank of captain in the Royal Navy...

in 1774.