There has been much speculation as to what Season 5 will bring to Fortnite. It has been previously leaked that there would be a historical theme for Season 5 and the recent discoveries from the rocket would actually tie-in with this theory. The Time Warp/Portal that was found at Lonely Lodge could change the POI to something different entirely. There have also been other Time Warps/Portals found in various other places in Fortnite so we could see drastic changes to the whole map and we also saw the rocket target Tilted Towers.
Some data-miners have uncovered new files that seem to suggest that there will be a Wild West POI. The following images were discovered by @GameCentral_FBR: