Scratch & Sniff Vintage Maps

Urban Scratchoff is a clever means to compare vintage aerial imagery of New York amongst modern 24-hour interval imagery of the city.

At start glance Urban Scratchoff looks similar a normal interactive map of New York. However if you lot click together with drag on the map you lot tin scratch away the modern aerial imagery to disclose historical aerial imagery of New York, from 1924, underneath.

You tin fifty-fifty switch the layer lodge of the 2 sets of aerial imagery. Place the modern aerial map of New York on pinnacle together with you lot tin scratch the map to disclose the historical imagery below.

BTW - you lot tin endeavor sniffing your display shroud if you lot desire merely I wouldn't propose it.