azure blue Brackish water lake breath taking brilliant clean clear colors crystal hues Incredible India India krayker Ladakh lake mountains Pangong lake pebbles pristine pure rocks waters appearance craters distance distant evening glowing hidden light moon moonscape orbit orbiting out-of-shape partial phases reflection shadow shadows shape shapes sky southern sky sunlight panorama arched arches artistry beautiful beauty colorful colourful colours contrasts craftsmanship Designs glass golden green patterns red rippled stained glass white windows yellow caution close communicating communication door escape exit fire fire-door information informing keep-clear keep-closed no-obstruction risk risks risky safety security warning wording words