There are a number of valleys on the moon, (e.g. Vallis Bohr, Vallis Planck) but probably the most well known is a smaller valley, called Hadley Rille. It is about 100 km long, 1.5 km wide and 400 metres deep, an is believed to be a lava-channel created back when the Moon was volcanic. read more
Depending upon the nature of its formation, a valley is variously known as a vale, dell, glen, canyon, gorge, strath, cove, and coon, or simply as a hollow. Sometimes one type of valley is known differently in different regions. For example, a wooded valley, usually known as a dell, is known as a glen in Scotland. read more
Other valleys on both the moon's near and far sides An investigation of Clementine orbital photographs reveals a lot more lunar valleys than those mentioned in the IAU-list. read more
The world is a wonderful place with lots of wonderful places to visit . Top Dreamer brings you the most famous and beautiful valleys in the world. Enjoy. read more
A valley is a low area between hills or mountains often with a river running through it. In geology, a valley or dale is a depression that is longer than it is wide. The terms U-shaped and V-shaped are descriptive terms of geography to characterize the form of valleys. Most valleys belong to one of these two main types or a mixture of them, at least with respect to the cross section of the slopes or hillsides. read more