abstract art background curves design floral flourish flower graphics hi-res nature plant swirl vector wallpaper wave blooms bright cream floating flora flowers fragile leaves light peaceful tranquil vegetation water water lillies white yellow barrier black coast fence iron Largs path pavement promenade railings scotland sea seafront shore town walk walkway bizarre clematis cold creepers creepy dark foggy forest frozen lianas misty natural scary spooky trees winter canada cliff conifers green lake mountain peak rock slope summer summit wild landscape range reed reflection Rockies Rocky Mountains tree America architecture building centre city colorado Denver park parkland skyline skyscraper tower urban usa