This poem was written in 1852 in Paris, first published in 1855. Browning at the time was resolved to write a poem every day, so it might be just a day's work. Nobody knows to which ruined city it refers, but it's probably in Italy.
"The protagonist is a shepherd who is walking in the evening through the Italian countryside toward his beloved waiting for him. During the journey, he stares to the flock and to the landscape thinking that in the past on those very hills a glorious city rose
آی-ویدئو