barring falls at sunrift gorge and bridge, glacier national park, montana, usa.

glacier national park glacial geologic ecology ptarmigan lake mountains continental trail montana structure climate peaceful pristine serenity natural relaxation landscape outdoors hiking nature iceberg grinnell destination icebergs glaciernationlpark naturevalley naturebend background backpacking beautiful reservation mountain wilderness hike recreation lookout scenery summer landmark window valley peak waterfalliceberg ptariceberg bridge ptarmiganbridge ptarmigan_bridge watertfalls manyglacierhotel swiftcurrent lake_josephine wooden woodenbridge grinnel_mountain grinnell_lake anglewing waterfall road redbus redbustourglaciernationalpark redbus_tour_montana going_to_the_sun_road goingtothesunroad waterfalls shape valleyview bus tour crement-mountain logan-pass-visitor-center loganpass sunrift sunrift-gorge barring falls logan Barring-falls