Hot spring along trail to Grand Prismatic Spring overlook before and after remediation

By Yellowstone Volcano Observatory 2025 (approx.)

The same hot spring shown with lots of sticks and rocks and red in color, and cleaned of debris and clear to gray in color

Detailed Description

Hot spring located along the trail to the Grand Prismatic Spring overlook shown before and after the Yellowstone National Park Geology Program team cleaned the feature of sticks and rocks that were thrown in by visitors. National Park Service photos by Margery Price, July and September 2025,

Sources/Usage

Public Domain.