Place bacon in a large, deep skillet. Cook over medium high heat until evenly brown. Drain, crumble and set aside. OR Put on a baking sheet into a cold oven. Turn oven to 375*. Check after 10 – 15 minutes.
In a large salad bowl, toss together the bacon, broccoli, celery, green onions, green grapes, red grapes, raisins and almonds.
Whisk together the mayonnaise, vinegar and sugar. Pour dressing over salad and toss to coat. Refrigerate until ready to serve.