22. Tuvalu, Pacific Ocean

Tuvalu, one of the smallest countries in the world, sits right in the middle of the Pacific Ocean. It’s frequently ravaged by cyclones, and experts agree that in 30 years, the small island nation will be completely underwater.

23. Turkey

Turkey is a lovely country with lots of historic places to visit. But with the spate of terrorist attacks just a year ago, it’s best to stay away from this country for now while they figure out how they can keep terrorists at bay.