BO Island is an uninhabited island located off the northern coast of Egypt in the Mediterranean Sea. It is located approximately 25 kilometers off the coast of Alexandria, and is part of the Damietta Governorate. The island is roughly 2.5 kilometers long and 1.5 kilometers wide, and is composed of sand and rocks.

The island has been inhabited in the past, and was used by the ancient Egyptians as a burial ground. It was also used as a base for trade routes between Egypt and the Mediterranean region. In more recent times, the island has been used for military purposes. It was used by the British during World War II as a base for their Mediterranean Fleet.

The island is known for its beautiful beaches, and is a popular destination for tourists looking for a relaxing getaway. The island is also a popular spot for fishing and scuba diving. The waters around the island are home to a variety of fish, and the area is known for its excellent snorkeling and diving opportunities.

BO Island is an important part of Egypt's history, and is a great place for visitors to explore. With its beautiful beaches and abundance of wildlife, it is a great destination for those looking for a relaxing and enjoyable getaway.