The earliest Tournament of Roses welcomed 3,000 spectators to its first parade filled with orange-blossom-bedecked, horse-drawn carriages. More than a century later, the parade floats are a marvel of state of the art technology, all tucked away beneath flowers and other all-natural materials. Every New Year, visitors experience the beauty of the floral floats along with spirited marching bands and high-stepping equestrian units along the 5 1/2 mile route down Colorado Boulevard. The Rose…