Many guests use Levada as a base from which to visit Northern Portugal.
You will find many beautiful towns and villages within an hour’s drive from Levada: Vidago and Chaves if you drive north, Mirandela to the east, Régua and Lamego to the south, Amarante and Oporto to the west.
Guimarães and Braga, northwest of Levada, are slightly over one hour’s drive.
Useful links
Some in Portuguese only, but with plenty of photos:
Mirandela: visit Mirandela
Lamego: travel in Portugal – Lamego
Amarante: Lonely Planet / Amadeo Souza-Cardoso
Guimarães & Braga: The Telegraph / Lonely Planet