Other
Ancient Maps: Frames of the Greek World
Understanding that perceptions of the Greek world changed over time is important to reading Greek literature. The perceptions of Homer, Hecateus, Eratosthenes, and Ptolemy are presented as map frames at this site. Consider how Homer's...
Library of Congress
Loc: Primary Sources by State
An interactive map to search for extensive collections of primary sources for each of the United States.
Other
Matthew White: Historical Atlas of the Twentieth Century
An interactive atlas of the world, The different maps show how the governments, populations, socio-economic trends, and religions have changed over time throughout the world.
University of Calgary
University of Calgary: Alberta Airphoto Collection, 1922 1956
The Alberta Airphoto Collection consists of around 30,000 public domain images from the University of Calgary Library's collection of airphotos. The images cover urban areas at various scales and years between 1924 and 1952. These...
Other
Bucks County Community College: Visual Organizers
This site walks you through the benefits of visual organizers, and focuses on a variety of types: tables, charts, graphs, timelines, flowcharts, diagrams, and webs.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Summer Monsoon in India, 1910
A map from 1910 of the Indian subcontinent and the Central Asia region showing the typical rainfall distribution patterns during the summer monsoons, keyed to show areas of rainfall ranging from very light to, according to this text, the...