I'd been told that one of Bahia's best beaches-Prainha-lies just south of Salvador, near the town of Itacare.On arriving at Prainha's beach, I discover its golden sand lined by a row of perfect palm trees, moving softly in the ocean breeze.Under the moon, silver waves roll onto the sand.As I enter the water, I have the feeling of swimming through moonlight.Prainha's beauty is magnificent-its perfect curves and graceful lines are like something you might see in a postcard.But for me, it's a little too perfect.The beach I'm searching for needs to be a little wilder...