Getting into a collection with more than 1,000 episodes is daunting, but A single Piece is worth it. It's actually not considered the best anime of all time for nothing. One Piece features some of the most intricate, sophisticated environment-making and greatest storytelling in anime.
2021 update: I've this website been over the fence about deleting this as it's so inadequately composed, I was seventeen at enough time of composing and not a local speaker, and my belief on a single piece and anime generally has changed radically to the worse.