Minecraft wiki entry for locatebiome, associated text: If successful, the following message is sent to chat: "The nearest <biome name> is at [<x> ~ <z>] (<distance> blocks away)"/"The nearest <biome tag> (<biome name>) is at [<x> ~ <z>] (<distance> blocks away)", in which <distance> is the horizontal distance between the executor and the biome. The coordinates can be clicked, which can put the command /tp @s <x> ~ <z> in the chat box. The command can then be executed, and the player will be sent to those coordinates.