360° panorama by Thomas K Sharpless.
Click the image to open the interactive version.

One of a half-dozen medium resolution panoramas shot from the dome of La Basilique du Sacre Coeur de Montmartre on Oct 3 2013 (the label below image is wrong and I can't fix it).  Sony NEX-5n/Zenitar 16mm fisheye/Nodal Ninja Travel Pole.