Malwin Béla Hürkey
I do alot of data visualization these days and heatmaps are often a big part of that. I couldn't find any good presets, so I decided to create my own.
Eric Fischer - Heat Maps of Flicker
popular urban running path visualizations by FlowingData; shown here is Chicago
This is a heat map I modeled in Blender. It shows computer predictions of stable DNA strands.
2012 NFL passing chart (from Grantland)
The San Francisco-based app Strava has created a heat map showing over one billion activities across the world. Users can zoom in to an area and then choose what activity they want to focus on.