Pretty much since the beginning of the Earth. They are part of the Appalachian mountain range which is older than the Rocky Mountain range.
Now if you mean the resort area, that's been around since the turn of the 20th century. Gatlinburg is the seat of the tourist area, and this has gradually been built into a major visiting attraction. Located outside Knoxville, Tn, it attracts thousands of visitors a year.
1 inch and 1 half
Smoky quartz is normally found in granite mountains. Smoky quartz is regular quartz which is exposed to radiation on a long term basis.
if you drive that root you will find out
Smoky quarts is a greyish-brownish type of quarts that occurs naturally in some parts of the world. Some sources of smoky quartz are in Brazil, Mozambique, Madagascar, Australia, Scotland, Switzerland, and in New Hampshire and Colorado in the United States.
a long time
Long
mountains* The Himalaya mountains have existed for approximately 40-50 million years.
Since they were created about 100-200 million years ago. However, humans weren't around then.
how long has deforestation been around
As long as guns have been around.
how long has the london eye been around for
As long as So Random has been around.