Nowruz, which starts on the vernal equinox and marks the Iranian New Year, is celebrated by more than 300 million people in diverse communities across the world.

Thai Prime Minister General Prayuth Chan-ocha visits the construction site for the Bang Sue Central Station, the site of Bangkok's new railway transport hub, on March 20th, 2019, in Bangkok, Thailand.

Indonesians watch as rescue workers dig through rubble looking for victims of the recent flash floods on March 19th, 2019, in Sentani, West Papua province, Indonesia.

Timber company workers stand stranded on a damaged road on March 18th, 2019, at Charter Estate, in Chimanimani, eastern Zimbabwe, after Cyclone Idai ripped across Mozambique, Zimbabwe, and Malawi.

The river has been dyed on St Patrick's Day every year since 1962.

Students gather at a gun control rally at the West Front of the U.S. Capitol on March 14th, 2019, on Capitol Hill in Washington, D.C.

Funeral cars carrying bodies leave the public school where two former students opened fire on March 13th, 2019, in Suzano, Brazil.

Mahouts ride their elephants in a river swimming race during the Buon Don elephant festival in Vietnam's Central Highlands in the Dak Lak province on March 12th, 2019.

Two local boys examine a pile of twisted metal gathered by workers during the continuing recovery efforts at the crash site of Ethiopian Airlines Flight 302 on March 11th, 2019, in Bishoftu, Ethiopia.

Police tried to break up the rally as marchers moved down Istiklal Street.

Workers march during a rally outside of the City and County of San Francisco Human Resources office on March 7th, 2019, in San Francisco, California.

Members of the Middle Eastern Women's Coalition call for the resignation of United States Representative Ilhan Omar (D-Minnesota) outside the U.S. Supreme Court in Washington, D.C., on March 6th, 2019.

A member of the Zulu Social Aid and Pleasure Club marches down St. Charles Avenue during a Mardi Gras parade on March 5th, 2019, in New Orleans, Louisiana.

Two stilts look out over a lake that has turned a vivid pink thanks to extreme salt levels further exacerbated by hot weather, in Melbourne, Australia.

President Donald Trump hugged the United States flag during CPAC 2019.

A 40-foot cross that honors fallen World War I soldiers stands at a busy intersection on February 28th, 2019, in Bladensburg, Maryland.

People cross through the low waters of the Táchira River after the closure of a border bridge on February 27th, 2019, in Cúcuta, Colombia.

Amnesty International protesters call for a change in Northern Irish abortion law as they walk past a counter demonstration at Parliament Square on February 26th, 2019, in London, England.

A sculpture made from over 2,500 plastic bottles is seen outside the Department for Environment, Farming and Rural Affairs on February 25th, 2019, in London, England.

Spike Lee, director of BlacKkKlansman, attends the 91st Annual Academy Awards, wearing the "Love" and "Hate" rings from his 1990 film, Do the Right Thing.

Youth protest during the seventh annual Brussels youth climate march on February 21st, 2019, in Brussels, Belgium.

An activist pays tribute at a memorial for the more than 100 Maidan activists who were killed during the 2014 Ukranian revolution, at a memorial event near Independence Square in Kiev, Ukraine, on February 20th, 2019.

A man walks by graves vandalized with swastikas at the Jewish cemetery in Quatzenheim, France, on February 19th, 2019, the day of a nationwide march against a rise in anti-Semitic attacks.

Commuters interact with an elephant as he rests on a public road ahead of the annual Navam Maha Perahera festival of the historic Buddhist Gangaramaya Temple in Colombo, Sri Lanka, on February 18th, 2019.