Some of my favourite panoramic websites:
360-degree panoramic posters of Italy
Macro Photography - Beyond Megapixels
Beyond Megapixels brings you information about macro photography equipment, technical considerations, styles and much more.
Panoramic photos of Amsterdam.
Panoramic photos from Death Valley National Park
Brilliant BBC VRs site.
Fine Art Australian Landscape Photography
Showcases an online gallery of breathtaking Australian panoramic landscape photography for sale, by fine art landscape photographer Mark Gray.
Nature and landscape photos of Australia.