international day of peace

screenshot space circle darkness sky earth astronomy light sunlight poster planet reflection night vehicle star organ international day peace serene scene symbolizing unity hope soft colors gentle lighting elements like doves olive branches calm landscapes evoke tranquility harmony serenity world peaceful symbolism branch nature stillness balance coexistence dream tones landscape sunrise sunset water clouds flowers garden glow beauty quiet wholeness connection mutual respect understanding calmness soothing aura elegance delicate graceful symbolic vision aspiration dreamscape symbol