Complex sentence: Despite its extremely small population, Arkan has been home to a few notable people, the most famous being the noted cartographer and founder David Thompson (which makes it even stranger that Arkan is not mentioned on any maps).
Split into simpler sentences: Despite its extremely small population, Arkan has been home to a few notable people. The most famous cartographer David Thompson (which makes it even stranger that Arkan is not mentioned on any maps).