Local sightseeing certainly needs no description for places such as Cappadocia and Ephesus.
In the sentence above, what does “needs no description” mean?
The sentence is talking about Cappadocia and Ephesus. Everyone knows something about Cappadocia or Ephesus. Therefore, there is no need to describe them. “Needs no description” means something, someone or someplace is really well known.