Autumn is associated with the harvest season: daylight gets shorter and nights get cooler. Autumn foliage also brings about vibrant and dramatic displays of color.
Autumn colors are reflected in Derwentwater in the Lake District at Keswick, in northern England, Nov. 2, 2017.
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Vineyards and the village's church are pictured under the autumn sun in the Alsatian village of Barr, northeastern France, Oct. 18, 2017.
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Autumn leaves are seen on Jeoksang Mountain in Muju, North Jeolla Province, South Korea, Nov. 1, 2017.
An autumn day in Neuhardenberg, Germany, Oct. 19, 2017.
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The State House is surrounded by fall foliage, Oct. 23, 2017, in Augusta, Maine.
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Chinese farmers harvest rice crops using combines in Xinghua in China's eastern Jiangsu province, Oct. 23, 2017.
Autumn foliage lying on a footbridge with rowing boats moored on the banks of the Neuer See, "New Lake," in Berlin, Oct. 25, 2017.
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A picture taken with a drone on Oct. 9, 2017 shows Belarusians harvesting cranberries in the village of Selishche, some 180 miles south of Minsk.
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A woman wearing a hat of autumn leaves poses for a photographer in the Catherine Park in Tsarskoe Selo, near St. Petersburg, Russia, Oct. 17, 2017.
A winemaker drives his tractor through the vineyards under the autumn sun in the Alsatian village of Heiligenstein, northeastern France, Oct. 18, 2017.
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Alex Starke and his dog Thor make their way by a row of trees with colorful fall leaves during a walk in Eugene, Ore., Oct. 10, 2017, as fall begins to grip the area.
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People walk past bright yellow leaves of deciduous trees on a warm autumn day at Ostankino park in Moscow, Russia, Oct. 18, 2017.
Boats reflected by the Steinberger Lake near Schwandorf, Germany, Oct. 11, 2017.
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Pumpkins are pictured in a field on an autumn morning in Oulens-sous-Echallens, Switzerland, Oct. 4, 2017.
People sit among Aspen trees turned gold on the Autumn Equinox in the northern hemisphere near Nederland, Colo., Sept. 22, 2017.
A man bikes on a warm autumn day in the central town park in Zenica, Bosnia and Herzegovina, Oct. 13, 2017.
Farmers harvest chrysanthemum flowers in Huaining County, east China's Anhui Province, Oct. 10, 2017.
Colorful rice fields during the autumn harvest in Liaocheng, Shandong Province, China, Oct. 11, 2017.
An aerial view shows autumn's color at Tianqiaogou forest park in Dandong, northeast China's Liaoning Province, Oct. 11, 2017.
Farmer Zhu Huailiang airs corn kernels in Lingpo Village of Tancheng County, east China's Shandong Province, Oct. 9, 2017. Many parts of China have entered the harvest season.
Hikers enjoy a warm autumn day near the Lac Bleu near Arolla in the Val d'Herens, Switzerland, Oct. 12, 2017.
The sun illuminates the colorful autumn leaves at the Nagyerdo (Grand Forest) conservation area in Debrecen, 137 miles east of Budapest, Hungary, Sept. 28, 2017.
Picture taken with a drone shows a man raking fallen leaves under a maple tree, Oct. 8, 2017, in Sieversdorf, eastern Germany.
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Two stag deer are seen through the mist at dawn during the annual rutting season in Richmond Park in London, Sept. 22, 2017.