Europe's secret summer hot spots

Europe is popular in the summer for a reason: the days are longer, the sun is shining and everyone's in a vacation mood. Unfortunately, it's also peak season, when tourists swarm the continent, prices skyrocket and hotels are booked up far in advance. So leave the well-trodden tourist trail behind and discover these 10 secret European summer hot spots instead! By Caroline Morse | Smarter Travel

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