colorful karst cave

abstract adventure asia asian beautiful beauty bright brightness canyon cave cavern china chinese color coloration colorful colours earth eroded erosion fairy fairyland flash flood formation geological geology glen glowing hike hiking illumination inspiration inspiring land landscape light lighting lights long luminous magic mystery native natural nature outdoors pattern quiet red road rock rocks rocky sacred sandstone scenery scenic sculpture smooth stalactite stone stones talagmite texture textured textures tourism tourist travel underground unique vacation vivid water west wonder