Video games, man.
A TF2 medieval mode map inspired by Helm's Deep - the great stone fortress that Aragorn, Legolas, and Gimli along with the rest of Rohan took refuge in...
Two opposing fortresses constructed after the layout of Helm's Deep: The mountain stronghold of Rohan from Lord of the Rings.
A small water build map with a small island base for the spawn.
A Trouble in Terrorist Town Map that takes place in the rebel outpost from Half-Life 2: Episode 2.
A combine themed multi-purpose map for Garry's Mod.