A cardboard recreation of Liverpool Castle, which stood from the early 13th century to the early 18th century, is on display in Williamson Square, Liverpool, UK. /VCG Photo

Giant castles and a Viking church towering more than six meters high are being built from cardboard boxes in locations across Merseyside. /VCG Photo

As part of French artist Olivier Grossetete's Lost Castles art project, six ornate structures have been built around the city region using nothing more than cardboard boxes and copious amounts of sticky tape. /VCG Photo