Nowadays, the “Bridge to Nowhere” is something of a myth, a story told to freshmen about how absurd the campus they call home is. When new students are in their first semester or so, they are told about how Stony Brook University built half of a bridge, going from the second floor of the Union and just stopping in midair near the library. No stairs down at the end or anything; just a sharp cutoff in midair. It turns out that the Bridge to Nowhere not only existed, but also did so up until fairly recently. It was completed eventually and had good reasons for its strange history. Construction on the bridge began in 1967 as a way to avoid traffic accidents. The road splitting the Union from the academic campus was open to traffic at the time, so students had to worry about being run over if…