Newly started JBUG:Oslo could need a little Design help
http://www.meetup.com/JBoss-Oslo/

Not 100% sure on what to use as town symbol and would love to leave that up to the artist.

Not an attempt to influence you, but rather just as examples:

Rådhuset (Town Hall)
https://www.google.com/search?hl=en&q=oslo&qscrl=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&biw=1353&bih=934&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=0YczUNCtLIj14QS5ioHwDw#um=1&hl=en&qscrl=1&pws=0&tbm=isch&sa=1&q=oslo+r%C3%A5dhuset&oq=oslo+r%C3%A5dhuset&gs_l=img.3..0i24.18981.20535.1.21062.9.5.0.4.4.0.65.296.5.5.0...0.0...1c.n5tCfQkM8OY&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&fp=9a627807a3f6ea42&biw=1353&bih=934

Holmenkollen (Ski jump):
https://www.google.com/search?hl=en&q=oslo&qscrl=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&biw=1353&bih=934&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=0YczUNCtLIj14QS5ioHwDw#um=1&hl=en&qscrl=1&pws=0&tbm=isch&sa=1&q=oslo+nye+holmenkollen&oq=oslo+nye+holmenkollen&gs_l=img.3...1749.26541.8.26833.5.4.1.0.0.0.62.225.4.4.0...0.0...1c.9LWv3faamrU&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&fp=9a627807a3f6ea42&biw=1353&bih=934

Vigeland Park:
https://www.google.com/search?hl=en&q=oslo&qscrl=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&biw=1353&bih=934&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=0YczUNCtLIj14QS5ioHwDw#um=1&hl=en&qscrl=1&pws=0&tbm=isch&sa=1&q=oslo+vigeland+park&oq=oslo+vige&gs_l=img.3.0.0j0i24l2j0i5i24.17151.18279.10.19519.4.4.0.0.0.0.63.233.4.4.0...0.0...1c.tN5asXEnM5c&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&fp=9a627807a3f6ea42&biw=1353&bih=934

Oslo Opera:
https://www.google.com/search?hl=en&q=oslo&qscrl=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&biw=1353&bih=934&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=0YczUNCtLIj14QS5ioHwDw#um=1&hl=en&qscrl=1&pws=0&tbm=isch&sa=1&q=oslo+opera&oq=oslo+opera&gs_l=img.3..0l3j0i5j0i24l6.6497.7067.20.7485.6.5.1.0.0.0.150.502.3j2.5.0...0.0...1c.boGv8hqVqsM&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&fp=9a627807a3f6ea42&biw=1353&bih=934

Oslo Plaza (Hotel):
https://www.google.com/search?hl=en&q=oslo&qscrl=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&biw=1353&bih=934&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=0YczUNCtLIj14QS5ioHwDw#um=1&hl=en&qscrl=1&pws=0&tbm=isch&sa=1&q=oslo+plaza&oq=oslo+plaza&gs_l=img.3..0j0i24l4.42380.43686.23.44019.7.5.1.1.1.0.80.300.5.5.0...0.0...1c.em8gzoNRvjI&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&fp=9a627807a3f6ea42&biw=1353&bih=934

Munch (painter, the scream):
https://www.google.com/search?hl=en&q=oslo&qscrl=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&biw=1353&bih=934&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=0YczUNCtLIj14QS5ioHwDw#um=1&hl=en&qscrl=1&pws=0&tbm=isch&sa=1&q=oslo+munch&oq=oslo+munch&gs_l=img.3..0i24l2j0i5i24.2913.3086.30.3261.2.2.0.0.0.0.62.117.2.2.0...0.0...1c.TdZxHeXM4Xc&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.&fp=34bacda43da2f3a6&biw=1230&bih=849