Manaus
Manaus is considerated as the entrance door to the biggest ecological reservation in the planet: The Amazon rainforest.  Its name come from a tribe called Manaós that lived in this area and means "Mother of God". The colonization started on 1669, with a small fort, and around it grew a settlement.  In 1833 it became a village, with the name of Manaus.  On October 24th of 1848 it receive the name of city and became the Capital of the state.