American Civil War battlesites over time
Searching for Malaysia Airlines flight MH370
Malaysia Airlines flight MH370 and its 239 passengers vanished from radar while en route to Beijing from Kuala Lumpur. On Tomnod you can help searching for airplane wreckage, life raft, oil slick and others on satellite images.
World Population 1990-2015, interactive version
Why is [European country?] according to US Google
Evolution of the French railway network from 1910 to 2014
A piece of old Soviet propaganda showing the reach of Communism at the height of the Cold War, with a recently added slogan in English
It’s a still from this source (at the end).
Railway network sizes (km) by country
Funded and proposed extensions to Seattle’s Link Light Rail system
This map was made by the non-profit Seattle Subway and shows how little of the Seattle metro area is/will covered by the existing Sound Transit Link Light Rail system as it is funded now.
I’m personally waiting for the Everett-Seattle line to open sometime in the next half-century!