Transportation Secretary Sean Duffy is facing backlash for a new reality series, "The Great American Road Trip," which follows Duffy and his family as they travel to iconic destinations across the United States. The project comes as U.S. gas prices have skyrocketed to more than $4.50 a gallon amid the war in Iran. Duffy defended his side project for the Department of Transportation over the weekend, accusing critics of the five-part series -- which was filmed over the last seven months and is set to air on YouTube -- of being unpatriotic. Sean Duffy and his family are seen in this promo shot for "The Great American Road Trip." US Department of Transportation "The radical, miserable left has noticed our awesome Great American Road Trip trailer… and they hate it. It's too wholesome. It's too patriotic. It's too joyful," he wrote in a post on X on Saturday.…