I spent 5 days in Cusco: 4 days prior to my trek and a day afterwards. I took 5 panoramas:
Sacred Valley panorama #1 (15MB): https://jsaxton.com/images/picture/903
Sacred Valley panorama #2 (18MB): https://jsaxton.com/images/picture/906
Cusco Panorama #1 (13MB): https://jsaxton.com/static_images/cusco1.jpg
Cusco Panorama #2 (22MB): https://jsaxton.com/static_images/cusco2.jpg
Cusco Panorama #3 (63MB): https://jsaxton.com/static_images/cusco3.jpg
The rest of my Peru pictures can be found here.