A gingerbread structure is seen at Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

A gingerbread structure by architects Lyndon-Goode is seen at Museum of Architecture's Gingerbread City sat the V&A museum, in London, Britain, December 5, 2018.

A structure called Eye Candy Gallery is seen at the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

Gingerbread structures are seen on display at the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018. REUTERS/Peter Nicholls - RC1F933CB2B0

A structure built by a robot from architects Foster and Partners is seen the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018. REUTERS/Peter Nicholls - RC18A00FD440

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

A structure called "Rocky Road to Somewhere" by architects NaganJohnson is seen at the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

Architect's gingerbread structures are seen the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018. REUTERS/Peter Nicholls - RC1F4F3C0900

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018.