GEOCOINS TRACKABLES. Check out our great deals of Travel Bugs and Geocoins, with a large range and lots of accessories, there is something for everyone. Travel bugs are trademarked by Groundspeak Inc., a Seattle company that operates the website, geocaching.com. Travel bugs are small metal engraved dog tags that geocachers make and log online, then fi. To get started, you sign up on the Groundspeak Inc. website (which is free….