USGS Fact Sheets
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- Earthquake Shaking—Finding the "Hotspots"
On January 17, 1994, the Los Angeles region was struck by the magni- tude 6.7 Northridge earthquake, which killed 57 people and caused more than $20 billion in damage. The potential for damage in future earthquakes in so
- Finding Your Way with Map and Compass (FS03501, March 2001)
Finding Your Way with Map and Compass Fact Sheet 03501 (March 2001) | From Near to Far: Distance | From Here to There: Determining Direction | A Word of Caution | | For More Information | Part of a 7.5-minute topographic
- Topographic Map Symbols
What is a Topographic Map? A map is a representation of the Earth, or part of it. The distinctive character- istic of a topographic map is that the shape of the Earth’s surface is shown by contour lines. Contours are ima