Hanoi, Oct. 23 -- Vietnam ranks fourth globally in Lonely Planet's list of the 15 biggest 2026 fall travel trends, behind Japan, Italy and Thailand. The ranking is based on guidebook sales from late August to late September 2026, reflecting readers' interest in scenic autumn journeys, destinations with pleasant weather and warmer getaways. Unlike destinations known for a single autumn spectacle, Vietnam stands out for its diverse adventure experiences across the country. Lonely Planet highlights Hanoi as an appealing autumn destination, with cool weather making it a pleasure to explore its winding, invigorating streets. Dreamy Ha Long Bay is at its clearest and the warm waters are perfect for a dip, while Sa Pa and Tuyen Quang, including ...