It's called the Atlantic it's not a pond.
The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about 106,400,000 square kilometres (41,100,000 sq mi), it covers approximately twenty percent of the Earth's surface.

The song gives away its origin by the word phrase in.

1500 to 1800, the bullet. the lead ball is called a bullet. The Matchlock musket balls are called bullets. And the original bullets were metallic or stone balls used in a sling as a weapon and for hunting.