But zooming all the way in (to Manhattan, for example), it's clear that the heat map corresponds to actual scenic tourist spots, it goes all the way down to street level, pretty amazing.
And since these are "panoramio" photos, not selfies snapped for Facebook, it would seem to be a pretty accurate reflection of tourist destinations, as opposed to population.
But zooming all the way in (to Manhattan, for example), it's clear that the heat map corresponds to actual scenic tourist spots, it goes all the way down to street level, pretty amazing.
And since these are "panoramio" photos, not selfies snapped for Facebook, it would seem to be a pretty accurate reflection of tourist destinations, as opposed to population.