### formation | valley:

Death valley
* Death Valley desert valley located in Eastern California.
* Death Valley forms part of the Basin and Range Province of the Great Basin Desert
  - the southwestern portion of the Great Basin Desert
* Death Valley is an example of an area on the Earth that is slowly sinking
  - located in the California desert, with parts stretching into the Nevada desert
  - possibly the most significant geologic site in the entire western United States
  - probably most known for being the lowest land elevation in North and South America
  - the newest and largest National Park in the lower forty-eight states
* Death Valley lies mostly in eastern-central California
  - near the border between the Mojave Desert and the Great Basin Desert.
  * Death Valley' valley in the U.S. state of California. It is the hottest, driest, and lowest place in North America. It desert southeast of the Sierra Nevada mountain range. Death Valley part of the Mojave Desert. It is the most important part of Death Valley National Park. It is an endorheic basin, which means that the rivers in it do not flow to the sea
+ Death Valley, Climate
  * The changes in the weather that made the rivers dry up have not gone away. Death Valley is still very dry. There are less than  of rain in Death Valley every year. In August 2004 there was a very bad flood. The flood damaged many buildings and cars, and killed several people. The flood also destroyed many roads, so nobody could go in or out of Death Valley. Death Valley National Park had to be closed for a long time while the park rangers fixed everything.
  * Death Valley can be very hot or very cold
  - Geography: Deserts :: Geography of California :: Valleys in the United States :: Wilderness Areas of the United States
  * Death Valley has many famous and unusual geographical features in it. Some of these features include sand dunes, salt flats, colorful rocks, and tall mountains. Large parts of Death Valley are below sea level. One feature, named Badwater Basin, is the lowest place in North America. It is  below sea level. The salt flats are another famous feature in Death Valley

Glacial valley
* are distinctive for their U-shape.
* have a characteristic U-shape with very little alluvial fill.

Glen
* Some Glens do have skin allergies.
* are as common as huckleberries
  - either short or intelligent
  - step and narrow, while straths are broad and rolling
  - valleys
* like to eat and get fat easily.

### formation | valley:

Gully
* Gullies are channels that have cut deep into the earth
  - classified under several systems based on their different characteristics
  - ditches caused by flowing water
  - many times more hazardous than open slopes because they act as natural avalanche chutes
  - wounds
* Gullies can be as shallow as a few inches or as deep as the Grand Canyon
  - remove significant areas of land from high value cultivation
  - develop more quickly in places like animal trails, plow furrows, and vehicle ruts
  - have scrubby vegetation with some palms and ferns
  - hold water for brief periods of time after a rain storm or snow melt
  - increase in size and collect more water to become streams

Ravine
* are located in bridges
  - valleys
* can have small ledges along the top.