It seems that we're getting what everyone expected from a huge volcano in the middle of the map. That's right - the Volcano in Fortnite is going to erupt (maybe)!
Sounds from the event, codenamed "Dopey", can be heard in HYPEX's tweets below.
Multiple leakers have claimed that these sound files are separate to the ones from the Floor is Lava LTM, so it's possible we may indeed be getting a volcano eruption soon.
Source: HYPEX