Mansion on wheels: Step inside the Elemment Palazzo Superior, a double-decker RV with a pop-up rooftop lounge

Editor’s Note: Monthly Ticket is a CNN Travel series that spotlights some of the most fascinating topics in the travel world. In August, we’re making the most of the last month of summer by highlighting some of the coolest ways to enjoy the season.

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The term “luxury vehicle” usually brings to mind…