This book is an important volume in the series on the state-of-art research in Cartography and GI Science. It is a collection of selected peer-reviewed papers organized into contemporary topics of research, presented at the 27th International Cartographic Conference (ICC) in Rio de Janeiro. This is the 3rd edition of selected ICA conference papers published by Springer Lectures in Geoinformation and Cartography. The conference topic is "maps connecting the world," and Brazilian cartographers and geo-information scientists are honored to welcome their peers from all over the world to the event, which will present some of the most important recent advances in cartography research and GI science. The most relevant papers will be selected for the Springer book and these will be organized into five sections according to topic area to provide a valuable cartography and GI science reference work