Off the beaten track and away from the crowds, those in the know will be heading for these alternative destinations in 2020. Treetop hideaways in the forests of Scandinavia; breathtaking camping under the Northern Lights; luxurious lodges with hot tubs beside the sparkling waters of Slovenian mountain rivers, or maybe just a little cabin on your own private lake-island. Get inspired with our 20 alternative CoolStays.