Senegal's Lake Retba, or as the French refer to it Lac Rose, is pinker than any milkshake. Experts say the lake gives off its pink hue due to cyanobacteria, a harmless halophilic bacteria found in the water. Lake Retba has a high salt content, much like that of the Dead Sea, allowing people to float effortlessly in the massive pink water.
Toothpaste Dots for camping. Lay out foil sheet or parchment and make rows of dollops of toothPASTE. Allow to dry for 2-4 days. Sprinkle baking soda on top to keep from sticking. Repackage in small bags. To use simple pop one dot in your mouth, chew, then add a small amount of water in your mouth and start brushing. This tip reduces weight in your pack. could also work for travel in general.