External Links

Geo-Navigation Sport Sites

• Terracaching.com
• Geocaching.com
• Navicache.com
• GPSgames.org
• Letterboxing.org
• Movingcache.com

Geocaching Help

• Cacheopedia, you're already here!
• Geocacher-U
• Geocaching.com's Getting Started page
• Geocaching.com's Forums

Mapping Sites

• Lost Outdoors
• Topozone
• Mapquest

Geocaching-Related Software

• Geocaching Software Review
• GSAK (Geocaching Swiss Army Knife)
• Google Earth
• GPSBabel
• Geocaching Quick Search

Geocaching Groups and Organizations (local orgs)

Wikipedia List of Geocaching Groups

Other sites

Online geocache hunt(note that this site is the required hunt to find one of the couch potato caches listed here)