You might like this.
See Earthquakes WORLDWIDE, all at the same time.
Zoom in and out.
Control surface features shown.
Spin the planet round as fast as you want, or turn it upside down.
Control the MAG and AGE of EARTHQUAKES shown.
See the PATTERN of EQ activity like you NEVER COULD on USGS maps.
The PROGRAM is around 1 MB. Takes about 2 seconds to download.
It runs from your desktop, not your btowser.
It is AWESOME.
IT IS FREE.
EARTHQUAKE 3D
http://www.wolton.net/quake.html