Serra dos Órgãos
Founded 1939 ... Detailled here http://www.icmbio.gov.br/parnaserradosorgaos/quem-somos/historia.html
Mountains up to 2.275 m ...
Flora and fauna
In total 130 km hiking trails well marked[] and maintained. ...
Read Guia de Trilhas, Cachoeiras e Montanhas from Waldyr Neto (ISBN: 978-85-908130-1-9)...
Several rivers with small lakes (Posso) and waterfalls are fun for refreshing.  The highest waterfall in Piabetá is just outside park boundaries. Easy to reach is waterfall "km 13" at the road Itaipave-Tersópolis.
The 35 m waterfall Cachoeira Véu da Noiva is a comon place for rapeling . 
Buy Guia de Trilhas, Cachoeiras e Montanhas from Waldyr Neto (ISBN: 978-85-908130-1-9) that is sold at the gate.
Nothing to eat sold at the huts! Carry all your food!