We have an unknown distance yet to run, an unknown river to explore.
August 30, 1869: On this day, geologist John Wesley Powell finished a three month-long expedition that included the first known passage through the Grand Canyon. He recounted the thrilling and harrowing adventure in his book The Exploration of the Colorado River and Its Canyons.
Want to control which emails you receive from Goodreads? Go to
your email preferences
This email was sent by request to mshamma@gmail.com.
© 2015 Goodreads Inc
188 Spear Street, 3rd Floor, San Francisco, CA 94105