farm farms hill hills houses meadow mountain mountains panorama red roof roof town view bleak brown heather moor moorland mountainous rock rocks scotland scottish sky brothers Carpathians Fir forest green pine plants Romania smoke tall tree valley highland pittoresque touristic waterfall karkonosze pebbles rocky walls adventure alpine alpinism alps altitude backpacking brave challenge climb climber climbing cold dangerous glacier glaciology global Graubünden hiking holiday ice ice-flow icy landscape man Morteratsch mountaineer mountaineering nature outdoor recreation risk silhouette snow sport sports summit swiss switzerland terrain tour tourism Trek Trekking warming winter animal colorado deer elk mamals national park wild wildlife forests perspective pines trees wood