[via] "Dive into history with an interactive map and a dynamic timeline. Use the timeline to explore changes in political ...

“There’s a historian named Stokes who wrote six volumes on the history of Manhattan, and he called this map perhaps one of ... on the park because the grid is drawn in in very light lines ...

Attention AP U.S. history students: An animated map resurfaced this week that provides a dynamic illustration of how the country expanded -- showing in seconds the volatility of nearly two ...