The current situation of protection and conservation of the Colônia impact crater, São Paulo, Brazil - Velázquez Fernandez, Victor; Colonna, Julianna; Pletsch, Mikhaela A. J. S.; Silva, Gabriela Ananda Rodrigues da; Landgraf Junior, Oswaldo; Ferreira, Janio Marcos Rodrigues; Azevedo Sobrinho, José Maria; Sallun, Alethéa Ernandes Martins; Sallun Filho, William (GeoJournal of Tourism and Geosites, 2016)