Hikers explore Lake Haiyaha on July 27 in Rocky Mountain National Park. The lake’s water became a milky green after a rock slide on the south shoulder of Hallet Peak, seen in the background ...

Lake Haiyaha has a milky-blue tinge to it instead of the crystal clear waters 02:02. A popular hike in the iconic Rocky Mountain National Park is now even busier after a natural event caused Lake ...

Why this alpine lake changed color at Rocky Mountain National Park Recent photos of Lake Haiyaha show the water has turned a milky green. To stream 9NEWS on your phone, you need the 9NEWS app.

Located in the Wild Basin area of Rocky Mountain National Park, Sandbeach Lake Trail is a moderate 4.5-mile hike that'll get the lungs pumping as soon as you set off from the parking lot at 8,302 ...

Length: 4.6 miles round-trip Difficulty: Moderate Trailhead: Cub Lake (40.35620, -105.61597) Why we love it: Enjoy a buffet of Rocky Mountain highlights, including views of the wide-open glacial ...