Of all the user-made interpretations of Half-Life's doomed resonance cascade in the Black Mesa facility, the version fashioned by Minecraft modder "Xannot" might very well include the first Swiss-cheese-lined test chamber. Really, Xannot's Minecraft-ed Black Mesa appears quite faithful to the original, with explorable hallways, tram rails, and an open-oven microwave.
The mod's forum thread (opens in new tab) details the ongoing scope of completion (up to the first Houndeye encounter so far) and a handy download link (opens in new tab) for interested miners. Hopefully, Xannoc will add subsequent portions of Gordon Freeman's journey, as his efforts already look just as ambitious as other noteworthy (opens in new tab) creations (opens in new tab) .(opens in new tab) (opens in new tab) (opens in new tab) (opens in new tab)