The CIG is a public calendar and you can easily add it to your personal Google calendar.
To add the CIG calendar to your Google Calendar, just follow these 3 easy steps:
It’s that easy! And while at it…why don’t you add the National Speleological Society calendar as well!
Just enter: o44f1h6qvn5epibc0423nhelk8@group.calendar.google.com
Background photo is from Howard Cave by Chris Bell
Click here to open just background image in separate tab.