Hello doh77, I was in Lençois in 2006. Leicos from Parnaiba - only by car and there was a direct path. I had to go through a town called Chapadinha. Look on google maps. Atins, Caburé or Barrerinhas? I was in Barrerinhas (http://www.pousadamurici.com.br/index.html). It has several hotels and places ...