| Event Name | Event Number | Theme | Year |
| Puzzle Safari | 1 | Safari | 2001 |
| Urban Jungle | 2 | City | 2002 |
| Surfin' Safari | 3 | Hawaii | 2003 |
| The Legend of the Lost Stamp | 4 | Indiana Jones | 2004 |
| Around the World in 80 Puzzles | 5 | Jules Verne / Exploration | 2005 |
| 221B Puzzle Street | 6 | Holmes / Detectives | 2006 |
| 007: License to Stamp | 7 | James Bond / Spies | 2007 |
| Puzzles in Toyland | 8 | Toys / Games | 2008 |
| The Search for Stamps | 9 | Star Trek / Sci-Fi | 2009 |
| Survivor: Puzzle Island | 10 | Reality TV / Islands | 2010 |
| Rock Safari | 11 | Rock Music | 2011 |
| Puzzled in Time | 12 | Time / Time Travel | 2012 |
| I Know What You Solved Last Summer | 13 | Horror / Halloween | 2013 |
| The Safari Job | 14 | Heist | 2014 |
| Safari Arcade | 15 | Video Games | 2015 |
| Safari Reorg | 16 | Office Drudgery | 2016 |
| Fantastic Stamps and Where to Find Them | 17 | Magic / Mythic Creatures | 2017 |
| Choose Your Own Apocalypse | 18 | Apocalypse | 2018 |
| Under Construction | 19 | Construction | 2019 |
| Safari Labs | 20 | Science | 2020 |
| Epicurious Enigmas | 21 | Food / Cooking | 2021 |
| The Great Outdoors | 22 | National Parks / Outdoors | 2022 |
| That's Probably a Bad Idea | 23 | Bad Ideas | 2023 |
| Game Night | 24 | Board Games | 2024 |