GloVis is an online search and order tool for selected satellite and aerial data. Through a graphic map display, the user can select any area of interest and immediately view all available  images within the USGS inventory for the specified location. From the browse image viewer page, the user may either navigate to view adjacent scene locations or select a new area of interest. A downloading interface is provided for datasets that are available at no cost. Note: User must register and create an account (it can be used on other USGS websites).