Chalcedony is a catch all term that includes many well known varieties of cryptocrystalline quartz gemstones. They are found in all 50 States, in many colors and color combinations, and in sedimentary,...
If you enjoy changing quarter designs, you may be happy for many more years. Legislation passed calling for a new 11-year series of circulating quarters starting in 2010.The quarters are to be "emblematic of a...
Vacationing in Yellowstone National Park Planning a summer vacation to Yellowstone Park? This guide will help you gain the most from your visit to this magnificent mountainous thermal wonderland,...
Twelve-year-old Jack, his younger sister, and the family's teenage foster child Troy go to Yellowstone National Park, where Jack's mother, a wildlife veterinarian, is investigating the report that wolves reintroduced to the park have killed a dog...