The "world's leading snowman expert" joins Rick to explore the somewhat dark — and certainly cold — origins of the tradition of building snowmen, and what Frosty and his ilk have come to mean across different societies. Then two Rome-based tour guides unpack some of the cultural treasures crammed into the world's tiniest country, while sharing tips and secrets for a successful visit to Vatican City amid the Jubilee-year pilgrimage that's sure to keep the city packed throughout 2025. And to welcome the new year, two France experts raise a glass to Champagne — both the bubbly and its region of origin — before Scottish tour guides revel in describing the lively New Year's Eve traditions they observe in Edinburgh as "Hogmanay."