Each episode totals approximately 30 minutes and is released each fortnight (two weeks).
The podcast was inspired by Podcacher, which is produced by a husband and wife team from San Diego since March 2005.
Episode 1 was placed on the Internet on Saturday 11 November 2006. It included:
- Geocacher profile of Mix
- Preview of geocache events in Perth and Sydney
- Interview by Papa_Bear_Left with ClydeE, creater of Geocache Swiss Army Knife
Since then, Geotalk has covered various topics and included interviews with a number of Australian geocachers. These include:
- Tankengine from ACT
- Cached from South Australia
- Dak's Emu Mob from Victoria