Borgo Maragliano – Bubbles that Touch the Sky The Galliano family own Borgo Maragliano, a wine estate in Piemonte. It sits 450 metres above sea level (asl) on a natural terrace of the southern Langhe, surrounded by hills reaching over 600 metres. Their glass and steel tasting room seems suspended mid-air and offers breathtaking panoramic countryside views, while the roads here …