One told me that being involved in Crossrail was like his own Hoover Dam (the huge US dam built during the Great Depression) in terms of scale and personal achievement.

BBC: Crossrail: Passion deep below west London

In addition some of the 3D rendered images look bizarre including a flattened Eiffel Tower, cars that appear to have melted into roads and a road that looks like it has plunged into the US's Hoover Dam.

BBC: Apple apologises for Maps switch 'frustration'

Past generations gave us the interstate highway system and the Hoover Dam.

FORBES: Why We Don't Need An Infrastructure Bank? Japan Is Why

Daniel Kraker of member station KNAU takes us to the shores of Lake Powell, the gigantic reservoir behind the Glen Canyon Dam.

NPR: Struggling over Water: A Series Overview