Tales of Overworld
These old stones can be found throughout Overworld. Ancient and full of power, various societies and peoples created these stones as a means of instant travel between two points.
Teleporting stones are binary, as each has a matching stone that it sends its user to and then that stone will send its user back.
Teleporting stones come in all shapes and sizes, but are generally some sort of large stone formation inscribed with runes with a magically tinged air about them. Some require certain rituals, activities, or tasks to activate them.