Big news: It's really hot outside. Now that we're in the midst of our second heatwave this summer, its time to escape somewhere cool. If you're yet to plan your last two weeks in August, start brainstorming here for our list of the top cool-off destinations in the northern hemisphere. So turn off your air-conditioner, you won't need it here. Promise.
Don't forget to check out part two of this series, Top 10 Summer Cool-Off Spots, Part 1.