- Working Group on Fenced Lots 188 photos, 22 members
- philly street art 11,273 photos, 568 members
- Philadelphia, PA 47,005 photos, 1,464 members
- MetaFilter 2,186 photos, 639 members
- Super Art League, Bureau of Records 18 photos, 3 members
- UWISHUNU 404 photos, 29 members
- Dumpsta Diving! 248 photos, 23 members
- The Æsthetic 19 photos, 11 members
- striatic did america 194 photos, 169 members
- Hasselblad 252,652 photos, 12,188 members
- Urban Decay 409,429 photos, 31,654 members
- B&W 4,024,810 photos, 190,100 members
Shaun Kardinal says:
"damn you for living in philadelphia. also... gorgeous photos."
June 3rd, 2007
"I like death and donuts, also."
September 5th, 2006
"One whom I owe for his help, knowledge, and above all companionship. Someone I can turn to for advice in the best of times, and sometimes in the very very worst. A sincere, kind, and talented person, one of the most caring and interesting I've ever had the pleasure to communicate with - even 2,647 miles away. Thank you, Gregory, thank you. You've really made an impact on me."
July 12th, 2006
"I've added an embarrassing number of his photos to my collection of Flickr favorites."
July 26th, 2005
"He gets the abandoned thing. He is good at the forgotten, lo-tech and everything else. Yay for GAC."
July 10th, 2005
"basically the real reason i get on flickr is to look at gregory's pictures."
December 9th, 2004
- G. A. Carafelli
- February 2004
- I am: