CalendarThe Central Ohio Grotto of the National Speleological Society |
| Calendar Days | When | What |
| January 25, 2005 | 7:00pm | COG Meeting |
| January 28-30, 2005 | Carter Caves CrawlAThon | |
| February 22, 2005 | 7:00pm | COG Meeting |
| March 5-6, 2005 | Mammoth Cave Restoration Weekend | |
| March 22, 2005 | 7:00pm | COG Meeting |
| March 27, 2005 | Easter Weekend | |
| April 3, 2005 | 2:00am | Daylight Savings Begins (Spring Ahead!) |
| April 26, 2005 | 7:00pm | COG Meeting |
| April 29-May 1, 2005 | Spring VAR | |
| May 24, 2005 | 7:00pm | COG Meeting |
| June 28, 2005 | 7:00pm | COG Meeting |
| July 4-8, 2005 | NSS Convention, Huntsville, AL | |
| July 26, 2005 | 7:00pm | ??COG Meeting?? |
| July 29-31, 2005 | Karst-O-Rama | |
| August 23, 2005 | 7:00pm | COG Meeting |
| September 5, 2005 | Labor Day | |
| September 27, 2005 | 7:00pm | COG Meeting |
| October 25, 2005 | 7:00pm | COG Meeting |
| October 30, 2005 | 2:00am | Daylight Savings Ends (Fall Back!) |
| November 5-6, 2005 | Mammoth Cave Restoration weekend | |
| November 8, 2005 | Election Day. Please Vote. | |
| November 24, 2005 | Thanksgiving | |
| November 22, 2005 | ??COG Meeting?? | |
| December 10, 2005 | ??COG Christmas Party?? | |
| December 25, 2005 | Christmas | |
| December 26, 2005 | Hanukkah Begins |