| Semi-protect the Constitution (Flickr) | |
| Randall Munroe Sweet ass-Park (Flickr) | |
| Emacs is smarter than you. (Flickr) | |
| No raptors allowed in play area (Flickr) | |
| The coordinates (Flickr) | |
| I live across the street (Flickr) | |
| DSC03999.JPG (Flickr) | |
| Play area: for children ages 5 to ∞ (Flickr) | |
| Play area: for children ages 5 to ∞ (Flickr) | |
| My father was there even (Flickr) | |
| Peeps (Flickr) | |
| You lose the game (Flickr) | |
| sudo go to Good Food Cafe (Flickr) | |
| Swordplay (Flickr) | |
| Climbing the play structure (Flickr) | |
| The crowd (Flickr) | |
| North Cambridge xkcd mystery event | |
| North Cambridge (Flickr) | |
| Science (Flickr) | |