In Falls of Yellowstone, Thomas Moran presents a breathtaking view of the Yellowstone landscape. The painting features vibrant greens and blues, capturing the lush foliage and rushing waters of the falls. Towering cliffs frame the scene, adding a sense of grandeur to the composition.

The sky is filled with soft clouds, suggesting a serene yet dynamic atmosphere. The painting is executed in oil on canvas, a medium that allows for rich color and texture. Moran's brushwork is expressive, with visible strokes that enhance the movement of the water and the texture of the rocks. The dimensions of the artwork are approximately 76 x 122 cm, making it a substantial piece that commands attention.

The use of light and shadow creates depth, drawing the viewer into the scene. Thomas Moran was a prominent figure in the American Romantic movement, known for his landscapes that celebrated the beauty of nature. Falls of Yellowstone was created during a time when the American wilderness was becoming a subject of national pride. This painting played a role in the promotion of Yellowstone as the first national park, highlighting the importance of preserving natural beauty.

Moran's work helped to inspire the conservation movement in the United States.