- twitter.com fronteeringFronteering arranges volunteer abroad projects, expeditions and adventure travel trips in Canada, USA, Guyana, Panama, Brazil and Belize!
- ok.ru arctic.ru/topic/69236303227826Минусы: отсутствуют. Это не шутка, заходи сюда – http://fronteering.com/trip/arctic-husky-ranch.