Speaking on Good Morning Britain this morning, Mr Buzi, 43, said that the cash could be found ‘in a large space, where green meets blue.’

Still need more of a clue? You can watch his full interview here.

The treasure hunt official twitter account, @HiddenCash, confirmed the clue this morning:

‘London first clue: large space where green meets blue. Saturday neither early nor late.’

Speaking to ITV, Mr Buzi explained that he wanted to give something back to the community.

“It’s fun to see how excited people get and how much fun they’re having with it, and also the good that comes out of it,” he said.

Image credit: YouTube/CNN