The extraction process to remove the lead from the sulfur is very simple, thus lead has been extracted from Galena since the earliest times.Galena from certain regions is rich in silver, and some specimens may contain as much as 20 percent silver. Because of this, silver-rich Galena is also an ore of silver.
Outdoor hiking has a myriad of benefits for both the body and the mind. Hiking is inexpensive and easy to start, so you can participate no matter how fit you currently are. Most people live within driving distance of wonderful hiking spots and discovering these places is a good way of getting to know an area. Here's a look at some of the benefits of hiking. Outdoor Hiking Promotes Mental Health. Hiking is much more varied than many other types of exercise, particularly those undertaken in a gym.
1 Shorts are appropriate for many of the parkâs path hikes, however, if you are riding a mule or hiking where they may be brush or thorn bushes, you may prefer light, thin material pants to protect your legs.2  Hiking boots are suggested â with a good fit and already worn in and comfortable. During the summer it may be warm (84 degrees) â yet, a cold front can move in and cause it to be cold in the evenings and mornings, making tourists wish they had brought some sort of jacket to keep warm. 2  During the winter, it can still be warm, as well â making tourists wish they had brought shorts or cooler clothing.