These are potentially true facts that I've gleaned  from various sources.  You are welcome to confirm or refute anything listed here.

largest high school campus in Mississippi

only high school with a driving range

only high school with a coliseum

only high school with a hard-cover running track (instead of dirt)

only high school with two football fields (until the old field was converted into the driving range)

largest FCA (Fellowship of Christian Athletes) assembly in the state

first school in the state to offer Home Economics.  See Carl Burnham's site.

widest selection of "mystery meat" served in cafeteria.  OK, I made this one up.  Well, maybe.