banks of the river zêzere with the cabril dam in the background, pedrogão grande portugal

background vegetation portugal pedrogo cabril grande leaves banks river green dam industry castanheira pera journey hydro power construction pine vacation tourism flora ecology environment sustainable hydroelectric trees summer backpacking hiking destination trail travel countryside forest scenic landmark outdoor canyon valley hill cliff high rocks banks wild vegetation green leaves nature landscape dam cabril zezere river figueiro vinhos serta pequeno grande pedrogao portuguese portugal europe