Colorado River

Mike O'Callaghan - Pat Tillman Memorial Bridge bridge above the Colorado River near Hoover Dam (rear) connecting Nevada (left) and Arizona. (AP Photo)

Colorado River tops 2013 endangered waterways list

LAS VEGAS (AP) — An advocacy group is calling the Colorado River the nation’s most endangered waterway. An annual American Rivers report doesn’t call pollution the problem. It instead cites drought and demand.


The Grand Canyon

Google maps now include trails at Grand Canyon

GRAND CANYON NATIONAL PARK, Ariz. (AP) — Google is giving people a way to virtually hike the Grand Canyon. The search giant released images Thursday that map the most popular trails at the park’s South Rim and other walkways.


Tourists hike along the South Rim of the Grand Canyon with the North Rim in background, Arizona

Study: Grand Canyon formed during the dinosaur era

It’s the most common question visitors to the Grand Canyon ask: “How old is it?” A provocative new study suggests the natural wonder is much older than commonly believed. Using a new tool to date the age of rocks, a team of researchers contends the western section of the Grand Canyon may be 70 million years old.



Get every new post delivered to your Inbox.

Join 28,185 other followers