Photography
We Love Snap
http://welovesnap.com

Hiking
Thai Trekking Club
www.trekkingthai.com/index1.html

Rollerblading
Frozwheels
www.frozwheel.com

Alternative Photography
Lomo and toy camera enthusiasts.
http://board.lomothai.com

Brazilian Jiu Jitsu
Classes, tournaments and events.
15 Sukhumvit Soi 1, Sukhumvit Rd. www.bjj-asia.com and http://bkkbjj.com

Creative Writing
Bangkok Women Writers (largely expat and English-speaking)
http://www.facebook.com/group.php?gid=50201309358

Poetry
Read your poems to a sympathetic audience
At WTF on Sukhumvit Soi 51. Contact Wesley at bangkokpoetry@gmail.com

Biking
1000 Ways Commune organizes fixed gear bicycle polo and sets up turntables for regular parties.
Sai Mai Market (km 19), 081-828-2132. http://www.facebook.com/group.php?gid=129093802414#!/group.php?gid=129093802414&v=wall

Theater
Bangkok Community Theater: a non-profit organization producing plays in English.
www.bct-th.org

Bangkok Chess Club
An international chess club.
Every Tue after 6.30pm at The Bull’s Head Pub & Restaurant on Sukhumvit Soi 33/1. www.bangkokchessclub.com

Old Cars
VW beetle enthusiasts unite.
www.thaivwclub.com

Running
Hash House Harriers in Bangkok: run, Forrest, run! (Actually, you can walk the trail as well.)
www.bangkokhhh.com