Bill Liao: dawn streak
Bill Liao: purple fluff
Bill Liao: Colourful clouds IV
Bill Liao: Updraft III
Bill Liao: Deep blue clouds
Bill Liao: Colourful clouds X
Bill Liao: contrasty silhouette
Bill Liao: pink fluff II
Bill Liao: Twirl
Bill Liao: Golden dawn XIV
Bill Liao: clouds over water
Bill Liao: Frizzle
Bill Liao: Powered by the sun
Bill Liao: Sky Floss
Bill Liao: Updraft II
Bill Liao: Restless Spirit I
Bill Liao: Swirl III
Bill Liao: painted sky II
Bill Liao: Cloudburst
Bill Liao: Planebow Vi
Bill Liao: Mexican dawn III
Bill Liao: Pastel Sky II
Bill Liao: Unidentified floating clouds II
Bill Liao: Colourful clouds XIV
Bill Liao: Blue Sky
Bill Liao: Colourful clouds II
Bill Liao: Reaching For Heaven
Bill Liao: Mexican clouds VII
Bill Liao: Boiling sky
Bill Liao: yellow burst