Because of this, there was a great need for a lighthouse. So the Preguiças [Sloth] lighthouse was built in the village of Mandacaru (MA), located 24 miles (one nautical mile = 1852 metres) north of the port of Tutóia, in a place where the reef extended to up to three miles from the coast.

A Brazilian Immaterial Cultural Heritage since 2007, Tambor de Crioula is an Afro-Brazilian form of expression which combines circle dance, chant and bass drum percussion.