A motorcyclist takes advantage of warmer weather to travel on a highway illuminated by the setting sun on the first full day of spring, March 21, 2015, in Lawrence, Kansas. #

Members of The Druid Order wear flowers in their hair as they celebrate the Spring Equinox with a ceremony at Tower Hill on March 20, 2015, in London, England. The Spring Equinox, which celebrates new life, fertility, and when daytime and night are of equal duration, is celebrated at numerous locations throughout the country. The Druid Order has been holding public ceremonies in London since 1717. #

This picture taken on March 21, 2015, shows a couple kissing in front of blooming cherry blossoms in Wuhan in central China's Hubei province. The cherry blossoms, now in full bloom, attracted tens of thousands of visitors, local media reported. #

A woman walks along a wet sidewalk lined with melting snow in Boston on March 9, 2015. In Massachusetts towering snowbanks already are starting to shrink. For winter-weary New Englanders, The Big Melt can't come soon enough. #

Widows daubed in colors dance as they take part in the Holi celebrations organized by the non-governmental organization Sulabh International at a widows' ashram at Vrindavan in the northern Indian state of Uttar Pradesh on March 6, 2015. #

A Malaysian-Indian woman poses for a photo during the religious spring festival Holi in Kuala Lumpur, Malaysia, on Saturday, March 21, 2015. Holi, the Hindu festival of colors, is celebrated by people throwing colored powder and water at each other. #

Men daubed in colors sing religious songs as they celebrate "Lathmar Holi" at Nandgaon, in the northern Indian state of Uttar Pradesh, on February 28, 2015. In a Holi tradition unique to Nandgaon and Barsana villages, men sing provocative songs to gain the attention of women, who then "beat" them with bamboo sticks called "lathis." #

In this March 14, 2015, photo, a field of California poppies are in full bloom at the Antelope Valley California Poppy Reserve in Lancaster, California. The state parks department says the reserve northeast of Los Angeles had the densest native poppy germination anyone had seen in a decade. Then came an unseasonal weekend heat wave. The agency says it all but "cooked away" the poppies, turning those on the south slope into shriveled orange petals before they had a chance to go to seed. #

Kurdish performers dance during a gathering celebrating Newroz, which marks the arrival of spring and the new year, in Al Jalaa Sports City in Damascus, on March 21, 2015. #

Three couples enjoy the spring equinox sunset over Turnagain Arm from Beluga Point in Anchorage, Alaska, on March 21, 2015. The high temperature Saturday reached a high of 42 degrees, 7 degrees above the normal high, according to the National Weather Service. #

A fan waits for an autograph before a spring training exhibition baseball game between the Detroit Tigers and the Washington Nationals in Lakeland, Florida, on March 22, 2015. #

A fan watches during the seventh inning of a spring training baseball exhibition game between the Milwaukee Brewers and the Chicago White Sox in Phoenix, on Sunday, March 22, 2015. #

People surf on the wave of a tidal bore known as "Pororoca" during the annual surfing Pororoca festival in Sao Domingos do Capim, around 140 kilometers from the state's capital city of Belem, Brazilian northern state of Para, on March 22, 2015. The Pororoca is created during the spring tide as the river water is rolled back by the tides of the Atlantic Ocean on the Amazon River and adjacent rivers. #

Micah Garber lights a controlled fire in a pasture near Lawrence, Kansas, on March 23, 2015. Fires are commonly set in the spring to remove old growth and improve pasture quality. #

People are taken into custody at the Bay County Sheriff's Office mobile booking unit during spring break festivities in Panama City Beach, Florida, on March 12, 2015. Unwilling to evict spring break, a crucial season in a community where tourism brings in more than $1 billion annually, the city has passed new rules to counter the worst excesses. Bars must stop serving alcohol at 2 a.m. in March, two hours earlier than before. Partygoers must have a valid ID to drink on the beach, and the practice of digging deep holes in the sand for drinking games and sex is banned. #

Chinese blacksmiths throw molten metal against a cold stone wall to create sparks on February 23, 2015, in Nuanquan, Hebei Province, China. The throwing of ladles-full of molten iron against brick walls creates a shower of sparks that looks like fireworks. It has been a tradition in Nuanquan Town for more than 300 years, and is believed to have come about because of the many blacksmiths of the town. #

Iraqi Kurdish people carry fire torches up a mountain where a giant flag of Iraq's autonomous Kurdistan region is laid, as they celebrate Newroz Day, a festival marking their spring and New Year, in the town of Akra, on March 20, 2015. #

A man takes a selfie on an aerial lift as tens of thousands of people take part in a gathering celebrating Newroz, which marks the arrival of spring and the new year, in Diyarbakir, Turkey, on March 21, 2015. #

A gray whale, called "Little Patch" and one of a group known locally as the "Saratoga grays" for a nearby passage the whales favor, shows its massive tail fluke while diving in Possession Sound, near Everett, Washington, on March 13, 2015. Several of the expected 11 whales returned within the past week for what has become an annual feeding event for the small group, a break-off from the spring migration of thousands of the gray whales from the calving lagoons in Mexico to the Bering Sea and then to the waters off Russia. The small group is expected to spend about three months feeding in the waters off the south end of Whidbey Island, Washington, before rejoining the northbound migration in mid-June. #

A Chinese man reacts as firecrackers he lit explode during celebrations of the Lunar New Year early on February 19, 2015, in Beijing, China. The Chinese Lunar New Year of Sheep, also known as the Spring Festival, which is based on the Lunisolar Chinese calendar, is celebrated from the first day of the first month of the lunar year and ends with Lantern Festival on the 15th day. #