In the months before his death, Muir made one last trip to his beloved Yosemite, a place that had defined much of his life and work.

John Muir died of pneumonia in Los Angeles, California, at the age of 76. He had been visiting his daughter Helen. He was heartbroken by the recent approval of the Hetch Hetchy dam project.

Several of Muir's writings were published posthumously, further expanding his body of work and influence. He has received numerous honors and recognitions, including the naming of Muir Woods National Monument and the John Muir Trail in his honor.

John Muir's legacy continues to inspire conservation efforts around the world. He is remembered as a passionate advocate for wilderness preservation and a visionary who helped to shape the modern environmental movement.