Reflection rainbow International Cloud Atlas

Reflection of sunlight from smooth water surfaces (such as lakes, or occasionally a calm sea or calm coastal waters) sends reflected sunlight upwards. The reflected sunlight can act as a light source for both primary and secondary “reflection rainbows”.

GALLERY: Rainbow clouds display streak of colors over Utah sky

Rainbow - Cloud Appreciation Society

Why do 'scud' clouds look so scary or cause immediate concern to

Spectacular 'rainbow clouds' light up northern skies in a rare

Transform! Designing the Future of Energy' at Vitra Design Museum

2020 Travel Goals: Ten Bucket List Trips For The Next Decade

Tadao Ando's new gallery puts the landscape on show

What are rainbow clouds? Rare spectacle captured over the Arctic

Weathering the Weather: The Origins of Atmospheric Science

Rainbow Community Cloud Atlas

Photographer Captures Stunning Rainbow-Colored 'Cloud Iridescence