Kayak has created its first "Travel Hacker" guide.
The travel-search site analyzed more than a billion travel searches to create a customized set of "hacks" that includes tips on where and when to travel in 2015.
It found the top 10 trending destinations by looking at the greatest increase in click traffic for each destination.
From Montreal to Milan, here are the top 10 trending destinations of 2015.
10. MONTREAL: There was a 14% increase in flight searches in 2014, which could be due to the city's Francophile culture and highly talked about cuisine.
9. HARTFORD, CONNECTICUT: The capital of Connecticut saw a 15% increase in flight searches with help from increased business traveling.
8. NASHVILLE, TENNESSEE: Nashville is known for its great music and dynamic food scene that attracts an international clientele. The town, otherwise known as Music City, saw a 15% increase in flight searches in 2014.
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