Georeferenced nautical chart. Map No.: 28171 This map is part of a collection of scanned and georeferenced nautical charts produced by the National Geospatial-Intelligence Agency (NGA). United States. Defense Mapping Agency. (1994). Approaches to Puerto de Tela (Raster Image). LandInfo. Available at: https://purl.stanford.edu/kr116bc3784 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.