68% of UK adults are considering alternative European holiday destinations for 2025 to avoid areas of over-tourism.The top alternative destinations on people's holiday lists for 2025 include Switzerland, Norway, Sweden, Austria, and Poland.53% of people would hesitate to visit favorite holiday hotspots due to protests against the negative impact of tourism.Barcelona, Venice, Majorca/Menorca, Amsterdam, and Marbella are among the destinations people would feel hesitant to visit in 2025.