Bloodborne's a tough game. While many say that the game's difficulty is a notch or two below that of the similar Souls series, there's still a huge learning curve to be dealt with. Numerous guides and how-tos have surfaced that assist players in conquering the various threats that lurk around each corner in Bloodborne, but nobody wants to talk about in-game travel.
The Bloodborne game world is quite large. Locations repopulate with enemies after a period of time or if certain criteria are met. Having to traverse these areas multiple times can be a huge pain, so Reddit user Taux has crafted a "connection" map that shows which areas are linked to other areas in Bloodborne. It's quite a massive undertaking, so you should check it out even if you've already finished the game.
Here it is:
