Great idea... we did one for our Vassar one (and will actually try to have our 35th next year in its place.) That said if you folks want to plan something over that way near the campus (it's first weekend in June) there are usually fireworks so plenty of time to plan a way to take those in...find friends to camp out in their yards etc...
That's Just for this 10 yr reunion group...and maybe those from the early 1980s (just kidding, it's great idea to find a way to celebrate along with any event that may actually be held that has a big shebang or other special public aspects like concerts