Photo taken on Oct. 19, 2021 shows the fall foliage in Vancouver, British Columbia, Canada. (Photo by Liang Sen/Xinhua)

A street is blanketed with the fall foliage in Vancouver, British Columbia, Canada, on Oct. 19, 2021. (Photo by Liang Sen/Xinhua)

A street is blanketed with the fall foliage in Vancouver, British Columbia, Canada, on Oct. 19, 2021. (Photo by Liang Sen/Xinhua)

Photo taken on Oct. 19, 2021 shows the fall foliage in Vancouver, British Columbia, Canada. (Photo by Liang Sen/Xinhua)

A man walks past a street with the fall foliage in Vancouver, British Columbia, Canada, on Oct. 19, 2021. (Photo by Liang Sen/Xinhua)

Photo taken on Oct. 19, 2021 shows the fall foliage in Vancouver, British Columbia, Canada. (Photo by Liang Sen/Xinhua)

Photo taken on Oct. 19, 2021 shows the fall foliage in Vancouver, British Columbia, Canada. (Photo by Liang Sen/Xinhua)