SPECIAL COLOURS - Southwest Airlines: Independence One dedicated to America's 250th anniversary

Independence One during water cannon salute 

Independence One departs BWI after unveiling 

Southwest Independence One water salute (Credit: BWI Thurgood Marshall Airport Fire and Rescue Department) 

Southwest Independence One mid water salute upon first departure (Credit: BWI Thurgood Marshall Airport Fire and Rescue Department)

Southwest Independence One departs BWI after unveiling (Credit: BWI Thurgood Marshall Airport Fire and Rescue Department) 

Southwest Independence One BWI taxis out after unveiling (Credit: BWI Thurgood Marshall Airport Fire and Rescue Department)