Afterglow by George Inness features a tranquil landscape bathed in warm, golden light. The sky is painted with soft hues of orange and pink, suggesting the fading light of day. In the foreground, gentle hills roll softly, leading the viewer's eye towards the horizon.

The overall atmosphere is peaceful, inviting contemplation of nature's beauty. The painting is executed in oil on canvas, a medium that allows for rich color and texture. Inness employs loose brushwork to create a sense of movement in the clouds and the landscape. The composition is balanced, with the horizon line placed strategically to enhance the depth of the scene.

The use of light and shadow adds dimension, making the landscape feel alive. George Inness was a prominent figure in American landscape painting, known for his ability to capture the essence of nature. Afterglow reflects his transition towards a more impressionistic style, focusing on the effects of light and atmosphere. Interestingly, this work exemplifies Inness's belief that nature could evoke spiritual feelings.

His landscapes often aimed to connect the viewer with a deeper sense of tranquility.