Maho beach is the place where people who visit Saint Martin island in the Carribeans are taking photos and videos of planes landing and lifting off passing very close to the beach. The airport is called Princess Juliana International Airport and it has become a real tourist attraction of the island.

Denmark and Germany could be connected by a underwater tunnel passing the Fehmarn Belt, the 18-kilometer strait, at a cost of over 5 billion euros.

If built, it will be world's longest underwater tunnel that uses the so-called immersed tube method.Full article on spiegel.de

The phenomenon was surprised a few people in Birmingham, Alabama, and is called the Kelvin-Helmholtz instability.

Event occurs when a cloud at high speed and low density moves more slowly over one with a higher density, thus creating the effect of waves. Clouds form of waves arising from the currents of air moving at different speeds and in different directions.