Navigate inland waterways with real-time route planning and safety alerts. Avoid hazardous areas with a unique warning system. Share current coordinates. Find ports, accommodations, and technical stops. Learn about essentials for safe boating.
Explore cobblestone streets and historic landmarks
Explore historic landmarks with a self-guided walking . Navigate between key locations like Castelo de San Jorge, Miradouro de Santa Luzia, and Praça do Comércio. Access detailed descriptions, historical facts, and audio guides.
View historical weather records from 1652 to 1658. Track daily weather observations and planetary calculations. Access a calendar predicting weather for 1701 to 1800. Display data based on handwritten notes and astronomical tables.
