Sunset

Lukas Schulze/AFP/Getty Images

Two cyclists and their dog silhouette against the evening sky in Klein Guebs, a village close to Magdeburg, eastern Germany, as Magdeburg’s Cathedral can be seen in the background.

Cyclists reflect in a puddle and silhouette against the sky as sun sets near Guelpe, northeastern Germany

Lukas Schulze/DPA/AFP

Cyclists reflect in a puddle and silhouette against the sky as sun sets near Guelpe, northeastern Germany

A police watch tower is silhoutted during sunset in Baku, Azerbaijan.

Kai Pfaffenbach/Reuters

A police watch tower is silhouetted during sunset in Baku, Azerbaijan.

People mingle on Odaiba beach as the sun sets over Tokyo Bay in Tokyo  on Monday

Thomas Peter/Reuters

People mingle on Odaiba beach as the sun sets over Tokyo Bay in Tokyo on Monday

Houses on stilts are seen as the sun sets around the Manila bay in Manila, Philippines.

Romeo Ranoco/Reuters

Houses on stilts are silhouetted as the sun sets over Manila Bay in Manila, Philippines.

A flock of starlings is seen as...TOPSHOTS A flock of starlings is seen as they perform their traditional dance fly before landing to sleep during the sunset near the southern Arab Israeli city of Rahat, in the northern Israeli Negev desert, on February 2, 2015. AFP PHOTO / MENAHEM KAHANAMENAHEM KAHANA/AFP/Getty Images

Menahem Kahana/AFP

A flock of starlings is seen as they perform their traditional dance fly before landing to sleep during the sunset near the southern Arab Israeli city of Rahat, in the northern Israeli Negev desert. 

TOPSHOTS Starlings fly in the sky of Rom...TOPSHOTS Starlings fly in the sky of Rome at sunset on January 27, 2015.  AFP PHOTO / FILIPPO MONTEFORTEFILIPPO MONTEFORTE/AFP/Getty Images

Filippo Monteforte/AFP/Getty

Starlings fly in the sky of Rome at sunset

Afghan family walks on a hilltop on their way on the outskirts of Jalalabad

Parwiz/Reuters

An Afghan family walks on a hilltop on the outskirts of Jalalabad, Afghanistan

A blue herring walks along the beach at sunset in Orange Beach Alabama.

Brynn Anderson/AP

A blue herring walks along the beach at sunset in Orange Beach Alabama.

Strollers watch the sunset at the Olympic park in Munich, southern Germany, Sunday evening, Oct. 19, 2014. (AP Photo/dpa, Sven Hoppe)

AP Photo

Strollers watch the sunset at the Olympic park in Munich, southern Germany

Summer weather July 27th...Wind Turbines at Blyth in Northumberland at sunset last night. PRESS ASSOCIATION Photo. Issue date: Monday July 28, 2014. Photo credit should read: Owen Humphreys/PA Wire

Owen Humphreys/PA

Wind turbines at Blyth in Northumberland, UK, at sunset on Sunday night.

Sri Lankan children playing with soap bubbles are silhouetted against the setting Sun in Colombo, Sri Lanka, Tuesday, June 24, 2014.

Eranga Jayawardena/AP

Children playing with bubbles are silhouetted against the setting sun in Colombo, Sri Lanka

A man plays with a ball at sunset on June 10, 2014 in Berlin.

Inga Kjer/AFP

A man plays with a ball at sunset on Wednesday in Berlin

Indian villagers cross the Daya River

Asit Kumarsit/AFP/Getty Images

Indian villagers cross the Daya River as they return home after finishing a day at the market, on the outskirts of eastern Bhubaneswar on Monday

An Afghan boy walks along an ancient wal

Farshad Usyan/AFP/Getty Images

An Afghan boy walks along an ancient wall on the outskirt of Mazar-i- Sharif. Afghanistan remains at war, with civilians among the hardest hit, as the Taliban wage an increasingly bloody insurgency against the government.

Dandelion

Patrick Seeger/AFP/Getty Images

A dandelion is silhouetted against the sky as the sun sets in Freiburg

A boy showers off after sunset at the beach in Cardiff

Mike Blake/Reuters

A boy showers off after sunset at the beach in Cardiff, California

An Afghan family walks during sunset in

Aref Karimi/AFP/Getty Images

An Afghan family walks during sunset in Herat on Tuesday. Over a third of Afghans are living in abject poverty, a UN report said.

Pelicans rest as the sun sets behind a water reservoir in the Emek Hefer valley north of the Israeli city of Tel Aviv. Thousands of migrant Pelicans pass though Israel on their way to Africa, and go back to Europe when summer. They take advantage of the safety of this artificial water source where they are fed by by local farmers with hundreds of kilogram of fish in a bid to prevent them from eating their other fish intend for sale.

Menahem Kahana/AFP

Pelicans rest as the sun sets behind a water reservoir in Emek Hefer, north of the Israeli city of Tel Aviv. Thousands of migrant Pelicans pass though Israel on their way to Africa, and go back to Europe in summer

The Atomic Bomb Dome is silhouetted at sunset in Hiroshima, western Japan,  Monday, Aug. 5, 2013. Hiroshima marks the 68th anniversary of the world's first atomic bombing Tuesday.

Shizuo Kambayashi/AP

The Atomic Bomb Dome is silhouetted at sunset in Hiroshima, western Japan, on Monday, eve of the 68th anniversary of the world’s first use of nuclear weapons in war