Peter Erskine: Spectrum of Time, Rainbow Sundial calendar. Visitors walk inside a living map of the solar year. Each "Rainbow Sundial calendar" is a unique joining of astronomy, architecture, locale, and art.
PalacIo de Cristal, Madrid - Spain - A Reflective Palace Of Rainbows, 2006 The Palacio de Cristal was originally built in the late in Madrid, Spain. In 2006 artist Kimsooja transformed it into this rainbow reflecting palace.
“I know a 'face' where the wild thyme blows, Where oxlips and the nodding violet grows, Quite over-canopied with luscious woodbine, With sweet musk-roses and with eglantine.” William Shakespeare, A Midsummer Night's Dream