McMurdo Air Force Base is the largest research station in Antarctica. It is located on the tip of Ross Island, on the edge of the Ross Ice Shelf
- In an alternate timeline created by Ba'al, a team uncovered the second Stargate and the Control chair to defeat Ba'al's fleet from attacking Earth. However, Teal'c, who was his First Prime found out about this, and Qetesh ordered him to destroy the base. The base was destroyed. (SG1: "Continuum")
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