Photos of the Day: A Holy Bath and Aurora Borealis

Gulfoss, Iceland

Aurora Borealis, or Northern Lights, shine over Gulfoss waterfall
Photograph: Owen Humphreys/PA

Denver, USA

A cowgirl presents the Black American national flag at the start of the MLK Jr. African American heritage rodeo in Colorado
Photograph: Jason Connolly/AFP/Getty Images

London, England

A new version of The Scream is displayed ahead of the London Art Fair in Islington
Photograph: John Stillwell/PA

Wehrheim, Germany

Iceland horses stick together in a paddock in Wehrheim
Photograph: Michael Probst/AP