How Old Is That Mountain?: A Visitor's Guide to th

Intended for those who don't know a graptolite from a jökulhlaup, How Old Is That Mountain? conveys the most current understanding of how these mountains came to be, keeping geological jargon to a minimum. Yorath distills reports, scientific papers and the work of other geologists into a fascinating and readable account for anyone who is interested in their natural surroundings and has ever wondered "how old is that mountain?"

Illustrated with more than 60 photographs, maps and diagrams, How Old Is That Mountain? is also an excellent field guide, offering visitors a new understanding of this popular tourist destination. Taking the reader along the Trans-Canada Highway from the Mountain Front to the Rocky Mountain Trench and from Lake Louise to the Columbia Icefields, Yorath presents a fresh and intriguing look at the geology of this incredible region.

A new type of field guide offering visitors a unique look at the geology of the Rocky Mountains of Banff and Yoho National Parks and adjacent areas.

Yorath has worked as a geologist for the Geological Survey of Canada for thirty years, conductinf research in the Canadian Arctic and Western Canada, both on and offshore. He has authored over 130 research papers on geology and has published several books on geology.