Finding this image properly attributed is a struggle in these days of garbage spammy Pinterest hits clogging up Google Images results, but I eventually found this description:

This fantasy by the artist William Robinson Leigh was published in the November, 1908, issue of The Cosmopolitan magazine, illustrating a speculative article on the future by the inventor and polymath, Hudson Maxim. Its fluid layers of transportation laced through buildings was likely influenced by contemporary graphic and written descriptions of Grand Central. […] Maxim’s article predicted: “Instead of individual buildings, disunited and independent in architecture, that great city of the future will be as one enormous edifice.” [Reminiscent of the Barbican?]

The same writer suggests that Leigh may have been an influence on Fritz Lang's Metropolis: