Lovely shot - but like the other ones I've seen of the states, it shows too much pollution. So come on the US, get clean!
I find it compositionally boring... and out of focus? That ground is interesting and my personal preference would be to have it fill 2/3rds of the frame. The colours are great though and you're on the right track. /Disclaimer: My opinion is my own and should not be used as a sole opinion on YOUR work.