Moving Beyond Static...

Let's take a look at the range of cartographic animations/visualizations on the Web starting with the earliest styles. 

Early animations and visualizations that have influenced the discipline:

http://www.ncgia.ucsb.edu/projects/gig/v2/About/abApps.htm  Urban Change (scroll down to that section on the page)

http://www.ciesin.org/datasets/cdc-nci/cdc-nci.html  AIDS data animations

http://geography.uoregon.edu/envchange/clim_animations/  Global Climate Animations

Time-series animations (limited or no interaction):

http://maps.unomaha.edu/AnimatedFlightAtlas/FlightTrafficAnimation.html  Animated Atlas of Air Traffic

http://www.cdc.gov/obesity/data/trends.html  Obesity Maps (the animations are gone but I'm leaving the link as the data is interesting)

http://www.nasa.gov/centers/goddard/news/topstory/2003/0619lightning_prt.htm  Lightning strikes globally

http://www.mapsofwar.com/  Maps of War site -- esp. the Imperial History map

Interactive/Exploratory (to varying degrees):

http://valley.lib.virginia.edu/VoS/cwmaps1.html  Battle Maps

http://nationalmap.gov/small_scale/100topos/index.html  What remains of the old USGS National Atlas 

http://www.lakeshorepreserve.wisc.edu/   Explore the Interactive Map

http://map.uoregon.edu/  U of Oregon campus map

http://stats.oecd.org/OECDregionalstatistics/  Regional Statistics

Real-time Data:

http://www.sailwx.info/  Sailing vessels (sometimes slow to load)

http://www.gasbuddy.com/gb_gastemperaturemap.aspx  Gas Buddy

http://earthquake.usgs.gov/earthquakes/map/  USGS Earthquake Map

http://www.fly.faa.gov/flyfaa/usmap.jsp   FAA flight delays

Fly though maps:

http://www.pbs.org/harriman/maps/w_fly_maps.html  Western Alaskan fly through visualizations

3D Models:

http://svs.gsfc.nasa.gov/  NASA Visualization Center

http://www.google.com/gadgets/directory?synd=earth&cat=featured&previ...  Google Earth gallery

Misc. 
http://www-969.ibm.com/software/analytics/manyeyes/#/visualizations  (compendium of many different visualization styles)

http://www.ubasics.com/dighole/  If you dig straight down....?