geteach.com allows yous to compare ii synchronized Google Maps side-by-side. This allows yous to apace together with easily compare ii dissimilar map layers.
The persuasion of synchronizing ii dissimilar interactive maps is almost equally one-time equally the Google Maps API. What I actually similar almost geteach.com yet is its large collection of map layers that yous tin pick out to compare. I peculiarly similar the corking alternative of historical maps that is available to add together equally overlays on the base of operations maps.
I constitute the interface for geteach.com a petty confusing at starting fourth dimension simply alongside a petty experimentation it shortly becomes tardily to use. Beneath each synchronized map is a 'Select Map' option. If yous click either of these links a pop-up card of the base of operations maps volition open.
From this card yous tin access the categorized map layers together with select private maps to add together equally an overlay to either of the ii Google Maps. At the superlative of the 'Select Map' card are 3 drop-down menus. To select an historical map yous involve to click on the 'Human Geography' tab. You tin hence click on the 'Historic Maps' option.
Now, nether the synchronized map, yous involve to select the 'Layers' option. When yous click 'Layers' a pop-up card opens alongside a alternative of 12 historical maps presented inwards chronological order. Just click on whatever of the historical maps to add together it equally an overlay on the base of operations map.
If yous desire to compare this historical map side-by-side alongside roughly other historical map yous involve to follow the same physical care for using the 'Select Map' together with 'Layers' menus nether the other synchronized map.