What is the poem The Rime of Ancient Mariner about?

"The Rime of the Ancient Mariner" is a narrative poem by Samuel Taylor Coleridge, first published in 1798. It tells the story of a sailor who shoots an albatross while his ship is sailing to Antarctica and is cursed because of this act. The curse causes a series of unfortunate events, including a deadly drought that afflicts the crew of the ship. The mariner is left alone on the ship, surrounded by dead bodies, but he is eventually saved by a spirit. The poem deals with themes of sin, guilt, and redemption.