Albergue da Costa Hostel - Avenida Praia de Ponta Negra
Another decent place to stay and not too heavy on pocket. It also offers private rooms.
Forte dos Reis Magos
This is the oldest and most important historical fortress of Natal. It is more than 400 years old.It was initially made to protect Natal coast from the French pirates. It is located in the water, accessible using a pedestrian path from Praia do Forte. It is named after the biblical 'Three Wise Men'. The entry fee is nominal.