Keats and Frost are often thought of as poets illuminating the delights of beauty and nature in lyrical and lovely ways. Though many of their works are indeed uplifting and cheerful, each man, in his own way, expressed in his verses, deep undercurrents of sadness and darkness. We will examine and discuss several poems and note the complicated, often contradictory, strains found in their writings. We will also consider the forms that they used to convey their thoughts and emotions.