One more contribution like last week's two from Italy. Not having enough fresh new material from abroad lately, I've been trolling old, unprocessed RAWs.
One day December before last I climbed to the top of Castel Sant'Angelo, alongside the Tiber River just a stone's throw from the Vatican. Here's an HDR from that day. It's three RAW shots, handheld, with a Nikon D700, combined in Photomatix and finished in Photoshop CS5: