The 1.6 version of Half-Life 2: Episodes - Beta Collection.
This mod is a collection of beta maps for the Half-Life episodes, including Episode 1, 2 and Junction Point's cancelled episode.
Installation:
Just paste the "ep2_beta" in your sourcemods folder.
You'll need to have Episode 2 installed.
Version 1.6 Changes:
Added Map Selection
Added Multiple New Maps