| 摘要 |
A sightseeing bus is provided. The bus includes a chassis, a single elevated observation deck, and a roof removably positioned over the observation deck. The deck has a perimeter support structure which alternately supports a safety railing system or the removable roof. When it is desired to install the roof, the railing system is removed and the removable roof is installed onto the top surface of the perimeter support structure. The roof defines an elongated canopy formed from a frame structure and a plurality of substantially transparent panels. The roof also has lower frame member which rest on the top surface of the perimeter support structure when the roof is installed.
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