Interlopers.net and the hl2 mod The Hidden, joined forces to bring all you mappers a good oportunity to show wath you got.
This is a free theme map competition. wich will last for 2 months, and the winner will have his map added as a official map to the beta 3 of the mod, plus a 100€ prize money via paypal donated by some of the interlopers staff.
To join this competition you need to download the latest version of the mod, and register at interlopers.net foruns.
You can find more information in this forum post