black ceiling colorless colourless commute concrete dark DC Federal Triangle gray grey grim metro repetition station structure subway tiles transportation tunnel Underground Washington bangles bottle hand mineral water pour pour water pouring pouring water quench quench thirst quenching thirst refresh refreshing splash thirst thirsty trasnparent water water bottle abstract air bubbles air pockets appearance backgrounds bubble bubble wrap bubbles clear cushioning cushioning material plastic plastic wrapping material protection protective shapes smooth soft surface surfaces texture textured textures angles arched architectural art-glass artistic beliefs building christian church-building contrasts craftsmanship Designs diamond-shaped exterior external faith framed glass image imagery light lighting outside patterned patterns perspectives religious Sacred shade shadows solid solid-walls stained-glass stone stonework sunlight sunshine symbolic symbols traditional wall window window-frames fishmonk flower gift love petal pretty rose valentine white