Raul Arboleda / AFP - Getty Images
People look at a Christmas lights display in Medellin, Colombia on Dec.3.
Cory Morse / The Grand Rapids Press via AP
Olivia, 10, top left, and Peyton Balavitch, 7, poke their heads out of their sunroof as they watch the Holiday Road Lights in Spring Lake Township, Mich., with their parents, Jason and Melissa Balavitch, on Nov. 25. The Holiday Road Lights display started in 2006, and is now the second largest computer-synchronized display in the U.S.
Cristina Quicler / AFP - Getty Images
Christmas lights in a street of Seville on Dec. 9. The streets of the Spanish city are decorated with lights every year ahead of Christmas celebrations.
Pablo Martinez Monsivais / AP
The U.S. Capitol Christmas tree is seen after a lighting ceremony on Dec. 6 in Washington, D.C.
Paulo Santos / Reuters
Christmas lights made from recycled PET drinking bottles illuminate the city of Benevides, Brazil on Dec. 15. The lights were made as a joint project between the city government and the local union of garbage recyclers.
Guinness Book of World Records
David and Janean Richards celebrate being awarded the Guinness World Record for the most lights on a residential property. Their home in Forrest Act, Australia, is illuminated by 331,038 Christmas lights.
Eric Risberg / AP
The Sutter Home Inn is decorated with lights in St. Helena, Calif. on Nov. 30.
Matt York / AP
People walk through the Phoenix Zoo while viewing the annual ZooLights display on Dec 21. The 3.5 million-light display runs through Jan 8, 2012, and is one of the largest holiday light shows in the Southwest.
Lionel Cironneau / AP
Christmas lights are displayed at the main square in Nice, France on Dec. 9.
Mark Kolbe / Getty Images
The façade of St Mary’s Cathedral is lit up during the Lights of Christmas celebration on Dec. 18 in Sydney, Australia.
Alessandro Bianchi / Reuters
People walk below Christmas lights at Spain Square in downtown Rome on Dec. 3.
Pat Roque / AP
Lights decorate a church as thousands of people attend an early morning mass which signals the beginning of the celebrations for Christmas on Dec. 16 in Las Pinas, Philippines. The early morning mass is a religious tradition where Filipinos attend a mass for nine consecutive days until Christmas.
Pablo Blazquez Dominguez / Getty Images
People walk under the Puerta del Sol Square's Christmas tree lights on Nov. 27, 2011, in Madrid, Spain.This season Madrid used the same lights due to the nation's economic crisis.
Rocio Badiola / EPA
The lights of the world's biggest floating Christmas tree are turned on Nov. 26 at the Lagoa Rodrigo de Freitas in Rio de Janeiro, Brazil. The tree is 278 feet tall and is lit by 3.3 million light bulbs.
Matt Cardy / Getty Images
The interior of Salisbury Cathedral is illuminated by candles carried by choristers during the annual 'darkness to light' advent procession on Nov. 25 in Salisbury, England. The service - which begins with the medieval cathedral in total darkness and silence before the Advent Candle is lit at the West End -is one of the most popular services of the liturgical year.
Stan Honda / AFP - Getty Images
The Rockefeller Center Christmas Tree is lit Nov. 30 in New York.
Morris Mac Matzen / Reuters
A house is decorated with Christmas lights Dec. 1 in a street in the village of Calle, near the northern German town of Bremen. The sign reads: Merry Christmas.
Stoyan Nenov / Reuters
A woman takes picture in front of a Christmas tree Dec. 1 during a lighting ceremony in downtown Sofia, Bulgaria.
AFP - Getty Images
Some 70,000 people look at the "Kobe Luminarie" illumination Dec. 1 at a shopping mall in Kobe, Hyogo prefecture, western Japan. The annual light festival, which began in 1995 to boost the spirits of locals who experienced the Kobe earthquake in January 1995, or the 'Great Hanshin Earthquake' as it is known in Japan, will continue through Dec. 12.
Mindy Schauer / Orange County Register via AP
Brothers Beckman, 3, Preston, 6, and Westley Giang, 5, from left, are transfixed as holiday lights are switched on Nov. 27 for the first time this season at their house in Brea, Calif. Homeowners in the Eagle Hills neighborhood of Brea began decorating for the season in earnest.
Mal Langsdon / Reuters
Christmas lights in the shape of the Eiffel Tower shine near the real thing (in the background) Nov. 27 on the Rue Saint Charles in Paris.
Dan Kitwood / Getty Images
Shoppers walk beneath Christmas lights Nov. 27 on South Moulton Street in London, England.
David W Cerny / Reuters
A man blows his trumpet from the Old Town Hall Tower as a Christmas tree is illuminated Nov. 26 at the Old Town Square in Prague.
Lisi Niesner / Reuters
Christmas lights illuminate Vienna's city centre Am Graben on Nov. 24.
Wolfgang Kumm / EPA
Vehicles drive along a festively illuminated Kurfuerstendamm on Nov. 22 in Berlin.