Golden lions – symbolising security – pop up across the space, from specially designed lighting to staircase bannisters, while even the door handles are miniature recreations of Mercury, the Roman deity of communication and finance.
“There’s a real blend of modern and ancient. It gives you the sense that even though this building is relatively new, it’s been here forever,” explains Ms Adam.
“There’s a long legacy, a long heritage. You can trust it, it’s going to stick around.”
There is also a sign of an even older legacy at the bottom of one long spiralling staircase, where a Roman mosaic that was discovered in the 1930s remains on display.