👉 Orobathymetric, also known as a spherical orobathymetric map, is a type of digital map that uses a scale and projection to project Earth's surface onto a flat, two-dimensional plot. It helps in visualizing the shape and size of oceans, seas, lakes, rivers, and other bodies of water, which are essential for navigation, hydrology, and environmental studies. It works by using a series of vertical lines called "obstacles" or "scales"