Havasu Falls, Arizona, USA
Albert Einstein: You cannot love a car the way you love a horse. The horse brings out human feelings the way machines cannot do. Things like machines may develop or neglect certain things in people ... Machines make our life impersonal and stultify certain elements in us and create an impersonal environment. :)
This is Flathead Lake in northwestern Montana, USA. The water is so transparent that it seems that this is a quite shallow lake. In fact, it is 370.7 feet deep.
Underground rivers at Xcaret in the Mayan riviera in Mexico.