A woman is seen among the trees covered with autumn leaves at the Kolomenskoye historical and nature reserve museum in Moscow, Russia, on October 5, 2019. #

A view of the Connecticut River from the French King Bridge, near Millers Falls, Massachusetts. #

An Italian sighthound poses, bundled up during a dog exhibition in Bishkek, Kyrgyzstan, on October 5, 2019. #

A hiker walks in the Zillertal Alps during an autumn day near the village of Ginzling, Austria, on October 15, 2019. #

Trees covered with yellowish leaves are seen in the Ovacik district of Tunceli, Turkey, on October 7, 2019. #

Hundreds of pumpkins lie in a field near Frankfurt, Germany, after sunset on October 16, 2019. #

Two cats play among autumn leaves. #

Water drops on a fallen leaf, photographed in Val-David, Quebec, Canada, on October 13, 2019. #

A section of a grove of more than 10,000 maple trees in Sihong county, Jiangsu province, China, photographed from above on October 7, 2019. #

Grizzly bears hunt for migrating salmon to help them fatten up for their winter hibernation, at Brooks Falls in Katmai National Park, Alaska, on September 21, 2019. #

A male deer stands in a field in the Nalibokski Nature Reserve near the village of Kozliki, Belarus, on September 27, 2019. #

Rows of jack-o-lanterns are lit up at night for the Pony Express Pumpkinfest in St. Joseph, Missouri, on October 11, 2019. #

Red and golden maple leaves color the autumn countryside in Cantin village, France, on October 13, 2019. #

People watch a cow decorated with flowers on its way to the cattle market in Appenzell, Switzerland, on October 8, 2019. #

Kirkjufell (Church Mountain), photographed in autumn colors on Iceland's Snaefellsnes peninsula, on an overcast October afternoon in 2019. #

A woman walks under trees with autumn-colored leaves in Moscow, Russia, on October 8, 2019. #

Visitors enjoy the view of Mount Desert Island from the top of Cadillac Mountain in Maine's Acadia National Park, on October 8, 2019. #

Leaves on a maple tree, photographed in Cantin village, France, on October 13, 2019. #

Autumn colors on trees lining the Charles River at sunset, photographed above a small dam in South Natick, Massachusetts, on October 15, 2019. #

Cranes fly over Agamon Hula Lake in the Hula Valley in Israel, on October 17, 2019, during their migration from Europe to Africa. #

A child rides among fallen leaves on an autumn day in a park, in the Belarusian capital of Minsk, on October 16, 2019. #

Morning mist covers the landscape near Kekesteto, Hungary, on October 17, 2019. #

The Swiss national pumpkin weighing championship, photographed at Jucker Farm in Jona, Switzerland, on October 2019. #

A view of colorful trees on the hills of Turkey's Gumushane province photographed on October 7, 2019. #

A fresh dusting of snow covers parts of the western face of Mount Saentis near Schwaegalp, Switzerland, on October 3, 2019. #

A leaf falls among trees in Minsk, Belarus, on October 15, 2019. #