A Christmas tree made of notes from visitors to the Victoria and Albert Museum is displayed in London, the UK on November 28, 2017. Photo: VCG
A woman displays one of the gold coins used to create a 3-meter-tall Christmas tree on display in Tokyo's Ginza shopping district on November 9, 2017. The tree uses a total of 73 kilograms in gold coins worth 350 million yen ($3 million). Photo: VCG
An 8-meter-tall Christmas tree made from 300,000 LEGO bricks is displayed at LEGOLAND Windsor Resort in Berkshire, Britain on December 3, 2014. The tree took four weeks to complete. Photo: VCG
A Christmas tree made of 8,000 beer bottles stands in Lagos, Nigeria on December 17, 2014. Photo: VCG
A 7.6-meter-tall Christmas tree made of 12,000 macaroons stands in a hotel lobby in Guangzhou, Guangdong Province on December 16, 2013. Photo: VCG
A Christmas tree made of books is displayed in a library in Sejong, South Korea on December 12, 2014. Photo: VCG