The Grand Canyon from 35’000ft

You’re right. Even when you’re there, it takes a second to impact you – you look into it, and it’s just hard to realize/comprehend just how huge it is. [Here](http://i.imgur.com/whSKl1I.png) might help a LITTLE bit to get a sense of scale – this is

Dublin (Ireland)

Nope, must be from an aircraft. The Guinness brewery is just right of the area between the 2nd and 3rd bridges from the bottom.