Mercator, Insulæ Indiæ orientalis præcipuæ, 1606.The Digital Historical Maps of Singapore and Southeast Asia project, hosted by (the soon-to-be-defunct) Yale-NUS College in Singapore, curates a collection of pre-1900 maps of southeast Asia. The maps are drawn from the Bodleian, Beinecke and Leiden libraries, as well as Singapore’s National Library Board. [Maps Mania]

Southeast Asia Historical Maps — The Map Room