Dark Sand Cascades on Mars. They might look like trees on Mars, but they're not. Groups of dark brown streaks have been photographed by the Mars Reconnaissance Orbiter on melting pinkish sand dunes covered with light frost
La Tour Perce is a unique double arch and at 32 meters is the longest span in the Alps. The existence of this arch was only documented in Situated between Grenoble and Chambery (massif de la Chartreuse), Rhone Alps region, SE France.
If you spend a lot of time sitting down and are worried about how that can affect your health, just squeeze in our Booster Sequence in one of your sitting breaks, and allow your body to heal and repair. This essential flow is