The Harvard Map Collection has released a new interactive map showcasing some of the historical sea charts in its collection of vintage maps.
Sea atlases allows you to explore these historical sea charts overlaid on a modern interactive map.
(Source: Google Maps Mania)
Using OpenStreetMap (OSM), Ryan McCann created this map, looking at the world's streets to see how bendy or how straight they are.
The straightest roads: the Netherlands, Canadian Prairies and mid-west USA.
The bendiest? Europe has a lot of curved roads.
Canada's busiest airports, an Esri Story Map, ranks the top 50 airports, based on aircraft movements.
Data used to create the map are from the Aircraft Movement Survey, by Statistics Canada.
The story map consists of maps, charts (showing 5 year trend) and satellite imagery.
Not surprising, Toronto's Pearson Airport is the busiest airport in the country.
(Source: Esri Story Maps)