Abstract - Introduction to Geology/Geology Questions and Answers
Frankfort, Don. 1998. Introduction to Geology/Geology Questions and Answers.
Introduction to the geology specifically aplicable to Wind Cave and its formations. Has a section of questions at the end for further clarification.
Did You Know?
Porcupine babies are called porcupettes. When they are born they have 15,000 quills. Porcupettes are born in the spring and, lucky for mom, the quills are soft. They can climb trees within an hour of birth. More...