Click on the thumbnail graphic to the right for the SPOT map of their location.
From email from Jon Pushkin (Pushkin Public Relations):
Just a quick update. Will and Zak are nearly at the end of their four-month, Source to Sea journey down the Colorado River. You can see their new videos and photos here: http://coloradosourcetosea.coloradocollege.edu/[...]
The final two programs in the speaker series: On January 30 the program will look at how water issues are impacting the Native American and Mexican communities. On Feb. 6 the program will feature Harris Sherman talking about the impact of deforestation in the region: http://www2.coloradocollege.edu/stateoftherockies/speakerseries.html
More Colorado River basin coverage here.