People protest for greater action against climate change during the People's Climate March on September 21, 2014 in New York City. The march, which calls for drastic political and economic changes to slow global warming, has been organized by a coalition of unions, activists, politicians and scientists. (Photo by Andrew Burton/Getty Images)

“Maria Rosaria (Mara) Carfagna (born December 18, 1975 in Salerno) is an Italian politician and former showgirl and topless model. After obtaining a degree in law, Carfagna worked for several years on Italian television shows and as a model. She later entered politics and was elected to the Chamber of Deputies for Forza Italia party in 2006. On May 8, 2008, Prime Minister Silvio Berlusconi appointed her Minister for Equal Opportunity, a move that received international attention due to her background and her appearance. Carfagna has been called «The most beautiful minister in the world», and was ranked number one on Maxim's «World´s Hottest Politicians»”.

Photo: Minister Mara Carfagna attends a press conference for the Pink Box Project held at Palazzo Marino on November 24, 2008 in Milan, Italy. The Pink Box is a tracking device, designed to help women drivers in danger. (Photo by Vittorio Zunino Celotto/Getty Images). MILAN, ITALY – NOVEMBER 24 2008

Lake Baikal is the world's oldest lake, at 25 million years (possibly older), and deepest, averaging 744.4 metres (2,442 ft).

Located in the south of the Russian region of Siberia, between Irkutsk Oblast to the northwest and the Buryat Republic to the southeast, it is the most voluminous freshwater lake in the world, containing roughly 20% of the world's unfrozen surface fresh water.

Meenakshi Amman Temple and Meenakshi Amman Kovil is a historic Hindu temple located on the southern bank of the Vaigai River in the temple city of Madurai, Tamil Nadu, India. It is dedicated to Parvati, known as Meenakshi, and her consort, Shiva, here named Sundareswarar.

In this September 27, 2017 file photo, girls walk past a wall riddled with bullet holes from shootings between rival drug traffickers, at the Rocinha slum, in Rio de Janeiro, Brazil. Violence is on the rise in Rio's slums after several years of decline, and the killings of kids have shocked even residents long inured to deaths from gangs and police. (Photo by Silvia Izquierdo/AP Photo)

Indonesian students go to school via a makeshift suspension bridge in Ngemplak, Boyolali regency, Indonesia on November 15, 2017. The lack of access to roads makes students every day to cross the dangerous waterways to go to school. (Photo by Arief Setiadi/Pacific Press/Barcroft Images)

An Afghan man rides on his donkey, holding balloons for sale during Newroz Day celebrations, a festival marking their spring and new year, in Kabul, Afghanistan March 21, 2017. (Photo by Omar Sobhani/Reuters)