Sunset Lake — Attraction in West Yellowstone

We accessed Sunset Lake via the Black Sand Basin trailhead, where we found easy parking in September. The lake is a large, shallow thermal feature with consistently high temperatures, which limits microbial mat formation along the edges. Its deep blue coloration results from clear water and light absorption, rather than microbial pigments. Despite the name, the lake is best viewed in full sunlight to appreciate its...

This outstanding ombré addition to Yellowstone is one of the most underrated hot springs in the entire park. Located in the upper geyser basin area near the black sand basin, this colorful pool...

A beautiful geothermal pool in...