The Digital Archaeological of the Holy Land (DAAHL) is an "international project that brings together experts in information technology includingGeographic Information Systems (GIS) and the archaeology of the Holy Land."
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The DARMC makes freely accessible the best available materials for a Geographic Information Systems (GIS) approach to mapping and spatial analysis of the Roman and medieval worlds. It allows innovative spatial and temporal analyses of all aspects of the civilizations of western Eurasia in the first 1500 years of our era, as well as the generation of original maps illustrating differing aspects of ancient and medieval civilization.
DOAB provides open access to over 854 Academic peer-reviewed books from 25 publishers.
Created through a partnership between NASA and the Internet Archive, NASA imagines offers public access to NASA's image, video, and audio collections in a single, searchable resource.
A web portal from the publisher of the National Geographic Magazine.
The National Ocean Service (NOS) studies, monitors, and protects coastaland marine areas in the United States.
The National Sea Grant Library, NSGL, (formerly known as the National Sea Grant Depository) was established in 1970 as an archive and lending library for Sea Grant funded documents.
This site was designed to provide easy access to EPA's publications and simple navigation to other services which may help in locating environmental information.
The National Oceanic and Atmospheric Administration site resources available include government documents, photographs, maps, and rare and archival materials.