Layers

Imagine without the foreground mountains… or maybe there IS a mountain range somewhere in the Great City: http://fc09.deviantart.net/fs29/f/2008/057/0/8/Fantasy_City___Closer_look_by_MiG_05.jpg

View from the Pinnacles

Oh Yes, this is totally a scene from one of the pinnacles of the city: http://browse.deviantart.com/?q=fantasy%20city&order=9&offset=24#/d31yf52

Life in the Chasms

A little too high-tech looking, but structurally spot on: http://browse.deviantart.com/?q=fantasy%20city&order=9&offset=192#/d46nrf9

Stormy Pinnacles

A storm brews amongst the pinnacles: http://browse.deviantart.com/?q=fantasy%20city&order=9&offset=216#/d3lerup

Rooftop Rise

A heights district raised up above the rooftops: http://browse.deviantart.com/?q=fantasy%20city&order=9&offset=240#/d3eol10

Upper Mid Strata

A good perspective showing rooftops, roofs, and chasms: http://browse.deviantart.com/?q=fantasy%20city&order=9&offset=264#/d32ovx4

Even better: http://lordoffog.deviantart.com/gallery/26931165#/d37s0kn

Trickle-down Aquatics

An evening view of a water feature as it cascades down from a heights neighborhood, down to the rooftops, and down into a chasm amongst the roofs: http://browse.deviantart.com/?q=fantasy%20city&order=9&offset=264#/d26h128

Tower Neighborhood

A pinnacle neighborhood built directly covering an entire heights neighborhood: http://lordoffog.deviantart.com/gallery/26931165#/d3esim5