Hadrian Island is a large island located in the Onyx Archipelago. There are three known routes from the island: Charcoal Island, Oasis Island, and an inter-archipelago route to Jubilee Island in the Garnet Archipelago.
Hadrian Island is a large island located in the Onyx Archipelago. There are three known routes from the island: Charcoal Island, Oasis Island, and an inter-archipelago route to Jubilee Island in the Garnet Archipelago.