Senegal's Lake Retba, or as the French refer to it Lac Rose: harmless halophilic bacteria make the water pink. Lake Retba has a high salt content, much like that of the Dead Sea, allowing people to float effortlessly in the massive pink water.
Junction of the Rhone (left) and Arve (right) rivers in Geneva, Switzerland. The Rhone is just exiting Lake Geneva. The Arve receives water from the many glaciers of the Chamonix valley (mainly the Mer de Glace) and has a much higher level of silt.
incredible floating stage on Lake Constance in Bregenz, Austria. The Bregenzer Festspiele (Bregenz Festival) has become renowned for its unconventional staging of shows. Verdi’s opera, “A Masked Ball” in featured a giant book being read by a skeleton
Land of Giants By Harisia Aug 2010 Giant human-shaped pylons carrying electricity cables across the country’s landscape by Choi+Shine, for the Icelandic High-Voltage Electrical Pylon International Design Competition.
Lighting up the night sky: Giant man-made 'Supertrees' illuminate city as part of huge £350million gardens project to make Singapore 'botanical capital of the world'
A man cross the OCBC Skyway linking 'Supertrees', ranging from metres in height and serving as vertical gardens, in the nearly completed Gardens By The Bay next to Singapore's financial district Picture: Wong Maye-E/AP
Creative electricity towers designed by Choi+Shine architects look like giant people that hold overhead power lines. If the project gets approved, existing transmission towers in Iceland will be modified and transformed into male and female statues.
Hells Door It is situated near the small town of Darvaz in Turkmenistan. A few years ago, geologists were drilling for gas when then encountered a very large cavern underground filled with a poisonous gas.