Speedboat Adventure on Biscayne Bay Miami. Hop on the Speed boat for a 45 minute sightseeing tour of Miami. You will pass the Millionaire homes, Miami Beach, South Beach, Starr Island, Fischer Island, Key Biscayne, Brickell & Miami Downtown. We will surf by the port of Miami as you enjoy the sun and the beautiful Skyline. As part of this package enjoy a Hop on Hop off Double Decker bus tour that departs Bayside Marketplace daily from 10am to 4pm. The bus tour can be used any day during the week or the same day. The bus will take you to the Art Deco district, Little Havana, Miami Beach, South Beach and many more locations.