This is pure gold in terms of gaming.
Here’s the entire original Legend of Zelda map in an interactive flash enclosure. You can see the entire map all at once or see portions of it by dragging the map around. You can even bring up all the secrets and tips for each section, and show the level numbers in case you get lost.
Generally speaking, I’m sure beating Legend of Zelda would have been a lot less fun if this was around back in the day, but now it’s cool to look at and say, “Ha, I know all of this!”