Historical maps showing territorial changes of countries and historical events of the past.
Eratosthenes is the ancient Greek geographer and mathematician associated with eventing the first system of Longitude and Latitude. He was also the first know scientist to determine the circumference of our planet. It is a facsimile of the world map (around 220 BC) that Eratosthenes created based on his estimations.
Read MoreThe animation was created by the Imperial War Museum to mark the re-opening of the American Air Museum. It shows
Read More
The exploration of North America by non-indigenous people passed over centuries and consisted of many people and voyages from different foreign countries to map this continent.
Read More
Take a closer look at how Iran’s borders changed over time. This map highlights what the country lost—and why it happened—with historical facts and treaty details that shaped today’s Iran.
Read More
The Atlas of the Historical Geography of the United States, published in 1932, estimates travel time from New York City
Read MoreUS News Map allows users to search Chronicling America: Historic American Newspapers and visualize the results across space and time.
Read More
The death of Theodosius the Great in AD 395 marked the formal division of the Roman Empire, leaving east and
Read More
Between 1841 and 2020, Mayo County’s population plummeted from 390,000 to 130,000—a staggering 67% decline. Meanwhile, Dublin exploded from 440,000 to 1.35 million. What caused such dramatically different paths for Irish counties after the famine? These population distribution maps reveal patterns that persist nearly 180 years later.
Read More