Elements of geography include physical systems (spatial area, rivers, mountains, valleys, oceans, etc.), and human systems (political, cultural, social, populations, and economics across locations). Developers can find APIs to add geographical data to improve their applications here in the Geography category. To receive updates about Geography APIs, click the TRACK THIS CATEGORY button below. And, if you want updates from other ProgrammableWeb categories, be sure to click the track button on those category pages as well.