1: Introduction.- 2: Ontology for Spatio-temporal Databases.- 3: Conceptual Models for Spatio-temporal Applications.- 4: Spatio-temporal Models and An Approach Based on Data Types.- 5: Spatio-temporal Models and An Approach Based on Constraints.- 6: Access Methods and Query Processing Techniques.- 7: Architectures and Implementations of Spatio-temporal Database Management Systems.- 8: Advanced Composing Interactive Spatio-temporal Documents.- 9: Spatio-temporal Databases in the Years Ahead.