The money was conditional on filling in the gardens to street level.
"The vision is transformational - a street-level square with the very large space over the Denburn Road and railway covered in.
"I see this as the 'people's square' with something for everyone, and how that square will be developed, both above and below ground, is open to public debate."
http://news.bbc.co.uk/1/hi/scotland/...st/7715864.stm