St. Patrick's Cathedral in New York
That's the 2nd image from portfolio of Jared Erondu and from his courtesy it's available under CC0 license. Well, check the image at full size and if you like download from here optimized for use in desktop backgrounds, homescreen phones, blogs, apps, webdesign projects...
Widescreen Desktop / Macbook (Retina): 1920x1200 (fits on: 1680x1050, 1440x900, 1280x800)
Samsung Galaxy Tab & iPad: 2048x1536 (compatible with many tablets)
HTC, Samsung Galaxy & iPhone: 900x1600 (compatible with many phones)