HEATKEYS

Free web-based application that provides several GIS and GPS utilies: coordinate finder, UTM-Lat/Lon converter, Geocoding, elevations, waypoint editor and route planner, gpx-file import and export.

TopoQuest is the ultimate free resource for finding, viewing and downloading USGS topographic maps, satellite / aerial images, and Canadian topographic maps

MapTools - Tools and instructions for GPS users to work with UTM, MGRS and lat/lon coordinate systems.

Eastern Michigan University Education First

YouTube is a place to discover, watch, upload and share videos.

The mission of the Ohio Historic Preservation Office is to assist organizations, businesses, and individuals in preserving Ohio

This article gives an excellent introduction into the use of handheld GPS units in back-country related activities. It explains how to use a GPS unit, how the UTM-grid is to be used and gives a few hints useful for buyers.

Jungle Ghost HQ -- Jungle Ghost HQ -- Magellan Triton and Magellan Explorist GC 510 610 710 GPS - A New Adventure For All!!!! for Search and Rescue - Law Enforcement - Trackers - Fire Dept. - EMS - Ground Pounders - Across the USA.