A man aboard a cruise boat takes a picture of the light art work titled "Remind Euljiro Freedom" by EON SLD, part of the Amsterdam Light Festival in Amsterdam, Netherlands.
AP Photo/Peter Dejong
A light art work titled "The Ice is Melting at the Poles" by Martin Ersted is projected onto the Maritime Museum as part of the Amsterdam Light Festival in Amsterdam, Netherlands.
AP Photo/Peter Dejong
A light art work titled "Nacht Tekening" or Night Drawing by Krijn de Koning plays with the lines fo Amsterdam's Skinny Bridge and is part of the Amsterdam Light Festival.
AP Photo/Peter Dejong
A light art work titled "Nothing Holding Us" by Ben Zamora illuminates the Hermitage Museum, rear, and is part of the Amsterdam Light Festival, Netherlands.
AP Photo/Peter Dejong
A light art work titled "The Ice is Melting at the Poles" by Martin Ersted is projected onto the Maritime Museum as part of the Amsterdam Light Festival in Amsterdam, Netherlands.
AP Photo/Peter Dejong
A light art work titled "Nacht Tekening" or Night Drawing by Krijn de Koning plays with the lines fo Amsterdam's Skinny Bridge and is part of the Amsterdam Light Festival.
AP Photo/Peter Dejong
A light art work titled "The Cracks" by Karolina Howorko is seen during the Amsterdam Light Festival in Amsterdam, Netherlands.
AP Photo/Peter Dejong
A light art work titled "big Bang" by UxU Studio is part of the Amsterdam Light Festival in Amsterdam, Netherlands.
AP/PTI
The Brandenburg Gate is illuminated on the eve of the official start of the 15th 'Festival of Lights' in Berlin, Germany.
AP Photo/Michael Sohn
The Berlin TV Tower is illuminated on the eve of the official start of the 15th 'Festival of Lights' in Berlin, Germany. Slogan reads 'Germany Is One Thing: Many Things'.
AP Photo/Michael Sohn
The Brandenburg Gate is illuminated on the eve of the official start of the 15th 'Festival of Lights' in Berlin, Germany.
AP Photo/Michael Sohn
The Berlin Cathedral is illuminated on the eve of the official start of the 15th 'Festival of Lights' in Berlin, Germany. Berlin's most famous landmarks and buildings will be glowi...
AP Photo/Michael Sohn
Visitors walk behind a light installation during the festival 'Magic light worlds' (Magische Lichterwelten) at the zoo park in Halle (Saale), Germany.
AP Photo/Jens Meyer
Visitors stand in front of a light installation during the festival 'Magic light worlds' (Magische Lichterwelten) at the zoo park in Halle (Saale), Germany.
AP Photo/Jens Meyer
Visitors walk in front of a light installation during the festival 'Magic light worlds' (Magische Lichterwelten) at the zoo park in Halle (Saale), Germany.
AP Photo/Jens Meyer
Visitors walk in a light installation during the festival 'Magic light worlds' (Magische Lichterwelten) at the zoo park in Halle (Saale), Germany.
AP Photo/Jens Meyer
A child stands in front of a light installation during the festival 'Magic light worlds' (Magische Lichterwelten) at the zoo park in Halle (Saale), Germany. Chinese lantern artist ...
AP Photo/Jens Meyer
People watch and take photographs of a light installation during the Bright festival in Brussels.
AP Photo/Francisco Seco
People walk along a light installation during the Bright festival in Brussels.
AP Photo/Francisco Seco
People watch and take photographs of a light installation during the Bright festival in Brussels.