The is an extension of Atlantic ocean is located between Cuba and South America and it's around the Caribbean islands

, The extension of the Atlantic Ocean located between Cuba and South America is known as the Caribbean Sea. This body of water is bordered by several Caribbean islands, including the Greater Antilles and Lesser Antilles. The Caribbean Sea is known for its crystal-clear waters, vibrant marine life, and beautiful coral reefs, making it a popular destination for tourists and scuba divers.