The color comes from iron oxide in the sand, with shades ranging from light pink to deep red. (From: Photos: 10 Places That Are Out of this World )
Also on these boards
The blue hue at the face of the glacier comes from oxygen trapped inside the ice. (Courtesy dominicspics/Flickr)
The Hiawatha trail, built atop a former railway, also features 10 covered tunnels along its 15-mile route. (Courtesy Skilookout) From: Beautiful Paths of the World.
The white sand beaches of Boracay are just an hour's flight from Manila. (From: Photos: Top 10 Best Budget Destinations 2013)