The Hub world is the default world that you warp to from your Private Island.
Locations in the Hub
The Village is the center of the hub, consisting of a few houses and shops.
The Auction House, which can be found to the east of the Village, is where you can find the Auction Master, find items that are auctioned, and auction items of your own.
The Bank can be found south-east corner of the Village. In the Bank you can find the Banker, where you can deposit Coins, withdraw Coins, and see your recent transitions.
The Library can be found to the east of the Bank. The Librarian can be found in the Library, along with an Enchantment Table.
The Colosseum is found to the east of the Bank and north of the Wilderness. The Colosseum is where you can PvP other players.
The Mountain can be found to the south of the Village and serves no real purpose as only Carrots can be found there.
The Forest is located to the south-west of the Village. The Lumberjack can be found there and it provides Oak Wood to the players. It also contains a portal to The Park.
The Coal Mine can be found to the north, slightly west of the Village. Coal and Cobblestone can be mined there. It also contains a portal to the Gold Mine.
The Farm is located to the north-east of the Village. The Farmer can be found there, as well as Wheat. It also contains a portal to the Barn.
The Graveyard is to the west of the Village. Zombies and Zombie Villagers can be found there. It also contains a portal to the Spider's Den.
The Ruins can be located to the south-west of the Village, to the south of the Forest. It serves no real purpose as only Wolves can be found there.
The Wizard Tower can be found to the south of the Village, between the Mountain and the Wilderness. The Wizard can be found there, as well as the nonfunctioning Wizard's Portal, which will sometimes teleport you to SkyBlock Limbo.
The High Level is located south of the Village, to the south of the Mountain. Some medium level Skeletons can be found here, as well as a launch-pad reserved for future content.
The Wilderness is located southeast of the Village, to the southeast of the mountain. Tia the Fairy can be found at a lake in the center of the area.