This event begins at 7:00pm Arizona/Pacific Time.

13,500 years of Grand Canyon river running history in 50 minutes…

We as a species have been playing with the waters of the Colorado River for at least 13,500 years. Join Colorado River historian Tom Martin for a presentation about many unsung river travelers and National Park Service management of the Colorado River in Grand Canyon. This Zoom event will include historic film footage and photographs from archives scattered across the country.

This presentation is part of the 2020 Colorado River Days Flagstaff event, and is a fundraiser for the Riordan Mansion. Proceeds from all sales at https://www.vishnutemplepress.com between Friday, September 11, and September 20, 2020, will be donated to Riordan State Park.

This is a free ZOOM presentation conducted by the Arizona Historical Society. Please register for this event here: https://prod5.agileticketing.net/websales/pages/info.aspx?evtinfo=128872~5ac2ccc1-54af-4b64-ae9b-7b0df253cfe3&epguid=e0784956-7c4b-414e-949c-95bbd461304e&