Global dynamic wind and weather observations mapped by Windy
Stuff in Space dynamically tracks thousands of satellites, spent rockets and other debris as they orbit the Earth.
How to preserve archival materials, Queensland Government.
Historic Topographic Maps Pushed Into 3D, from Kottke.org - interesting map viewing
David Rumsey Map Collection - Downloadable high resolution maps from around the world
Australia Topographical Maps from Geoscience Australia, download (free)