Stereo Shaded-Relief Image of central San Francisco
Bay
(use 3-D glasses to view)
To create your own 3-D glasses: ![[3-D glasses]](/file/28640/USGS Pacific Sea-Floor Mapping Project, Multibeam Survey Images and Data.iso/pacmaps/icons/3dglases.gif)
- Place a piece of transparent red plastic paper in front
of your left eye
- Place a piece of transparent blue plastic paper in front
of your right eye
- Stare at the image for a moment, and the topography will
seem to pop out at you.
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