Bass Rock is a small island located in the Firth of Forth, off the coast of Scotland. It is known for its steep cliffs and is home to a large population of seabirds, including the famous gannet. The island is approximately 350 feet high and covers an area of about 110 acres. Historically, Bass Rock has served various purposes, including a fortress and a prison. Today, it is a popular destination for birdwatchers and nature enthusiasts. The island is also part of the Firth of Forth Special Protection Area, highlighting its ecological significance.