Mapire is a Google Map interface that allows you lot to explore historical maps of the Habsburg Empire together with the Austro-Hungarian Monarchy. The historical maps from the Second Military Survey (1806–1869) encompass a huge expanse of Europe, from Republic of Austria inwards the W to Romania inwards the east.
Using Mapire it is possible to thought maps from the Second Military Survey roofing the whole of the Austro-Hungarian Empire. The map includes quick links to dissimilar regions inside the Empire together with a handy transparency tool, that allows you lot to adapt the opacity of the historical map overlays.

It is also possible to thought the historical maps inwards 3d, using the Google public plug-in. The Google public thought allows you lot to explore the maps overlaid on the 3d terrain of the Austro-Hungarian Empire.