Flowers

Aerial view of flowers fields near the Keukenhof park, also known as the Garden of Europe, in Lisse April 9, 2014. Keukenhof, employing some 30 gardeners, is considered to be the world's largest flower garden displaying millions of flowers every year.

Yves Herman/Reuters

Aerial view of flowers fields near the Keukenhof park, also known as the Garden of Europe, in Lisse. Keukenhof, employing some 30 gardeners, is considered to be the world’s largest flower garden displaying millions of flowers every year.

Tulip farmers look for weeds in a field of tulips left to blossom for growing bulbs near the city of Noordwijkerhout, western Netherlands, Tuesday, April 8, 2014.

Peter Dejong/AP

Tulip farmers look for weeds in a field of tulips left to blossom for growing bulbs near the city of Noordwijkerhout, western Netherlands.

Cacti on display in the Royal Horticultural Society's 'Great London Plant Fair' in the RHS Lawrence and Lindley Halls on April 1, 2014 in London, England. The show, which aims to celebrate the vibrancy of spring, includes the 'RHS Early Daffodil Competition' and runs until April 4, 2014.

Oli Scarff/Getty Images

Cacti on display in the Royal Horticultural Society’s Great London Plant Fair in the RHS Lawrence and Lindley Halls on Tuesday in London, England. The show, which aims to celebrate the vibrancy of spring, includes the RHS Early Daffodil Competition and runs until Friday.

An anti-Yanukovych protester cries near a memorial for the people killed in clashes with the police at Kiev's Independence Square, the epicenter of the country's current unrest, Ukraine, Tuesday, Feb. 25, 2014. The Ukrainian parliament on Tuesday delayed the formation of a new government, reflecting political tensions and economic challenges following the ouster of the Russia-backed president. Parliament speaker Oleksandr Turchinov, who was named Ukraine's interim leader after President Viktor Yanukovych fled the capital, said that a new government should be in place by Thursday, instead of Tuesday, as he had earlier indicated.

Emilio Morenatti/AP

An anti-Yanukovich protester cries near a memorial for the people killed in clashes with police at Kiev’s Independence Square, the epicenter of Ukraine’s unrest. The Ukrainian parliament on Tuesday delayed the formation of a government, reflecting political tensions and economic challenges following the ouster of the Russia-backed president.

People add flowers to a huge line of flowers and candles  leading to the barricades   in  central Kiev  on February 24, 2014.  Ukraine issued an arrest warrant for ousted president Viktor Yanukovych on Monday as the country's new rulers launched a probe over the "mass murder" of protesters in a week of carnage in Kiev.

Louisa Gouliamaki/AFP

People add to a huge line of flowers and candles leading to the barricades in central Kiev. Ukraine issued an arrest warrant for ousted president Viktor Yanukovich on Monday as the country’s new rulers launched an inquiry over the “mass murder” of protesters in a week of carnage in Kiev.

People pay tribute at the Shahid Minar on International Mother Language Day in Dhaka...People pay tribute at the Shahid Minar, a memorial for martyrs of the national language movement, on International Mother Language Day in Dhaka February 21, 2014. On the same day in 1952, several University of Dhaka students were killed when police opened fire on a protest demanding their mother-language Bangla be made a state language. UNESCO's General Conference recognised February 21 as International Mother Language Day in November 1999.

Andrew Biraj/Reuters

People pay tribute at the Shahid Minar, a memorial for martyrs of the national language movement, on International Mother Language Day in Dhaka, Bangladesh. On the same day in 1952, several University of Dhaka students were killed when police opened fire on a protest demanding their mother-language Bangla be made a state language.

A man holds a bouquet while waiting for his girlfriend as he is accompanied by his friend while standing under Chinese lanterns on Valentine's Day at the Happy Valley amusement park in Beijing February 14, 2014.  The amusement park held a kissing competition where about 100 couples competed by kissing in various poses and an iPhone 5S was presented to the winning couple.

Kim Kyung-Hoon/Reuters

Two men stand under Chinese lanterns on Valentine’s Day at the Happy Valley amusement park in Beijing. The park held a kissing competition where about 100 couples competed by kissing in various poses and an iPhone 5S was presented to the winning couple

A rarely spotted single-tusk elephant, also called as Ganesh Elephant, at the Kaziranga National Park about 250km away from Guwahati city, India.

EPA

A rarely spotted single-tusk elephant, also known as a Ganesh Elephant, eats flowers at the Kaziranga national park in Assam, India.

Thai lotus farmer Usa Mahmueangbon, 47, picks lotus flowers in her family's lotus and water lily farm in Saladin village in Nakhon Pathom, about 50 kms west of Bangkok, Thailand 28 August 2013. The farm is run by her and her two sisters and was started 30 years-ago by their now deceased father. Every second day to allow for re-growth of the beautiful flower, the sisters wade into the 2.4 hectare cultivated  waters to hand pick about 1,500 lotus flowers that are then sold to a wholesaler who pays less than half a euro per flower and takes them to market for further onward sale as decoration, temple offerings and sometimes food.

Barbara Walton/EPA

Thai lotus farmer Usa Mahmueangbon, 47, picks lotus flowers in her family’s lotus and water lily farm in Saladin village in Nakhon Pathom, about 50km west of Bangkok, Thailand.

A visitor photographs a floral display at the Chelsea Flower Show in London...A visitor photographs a floral display at the Chelsea Flower Show in London May 20, 2013. The annual show opens to the public on Tuesday.   REUTERS/Stefan Wermuth  (BRITAIN - Tags: ENTERTAINMENT ENVIRONMENT SOCIETY TPX IMAGES OF THE DAY)

Stefan Wermuth/Reuters

A visitor photographs a floral display at the Chelsea Flower Show in London on Monday. The annual show opens to the public on Tuesday. Read more