The Radar: Skating Home From School, 10 Most Visited Countries in 2011, Pre-Flight Yoga in San Francisco

• An unexpected cold snap in Amsterdam has caused the city’s famous canals to freeze over. See how the locals are enjoying the uncommonly frosty weather in this fun video. [Gadling]

• The numbers are in! Check out the top 10 most visited countries of 2011. Did your favorite make the list? [Wild Junket]

• In a nod to its ultra-relaxed reputation, San Francisco International Airport is now offering up a free yoga space to travelers. Pop in the next time you’re en route! [Matador Network]

Got Radar? Follow us on Twitter @NatGeoTraveler and tag your favorite travel stories from the web #ngtradar. Check back in the morning for our daily roundup.

Photo: Andrea Huls/My Shot