Visit to Renwick Ruins on Roosevelt Island

Photo blogger the Weblicist visited Roosevelt Island's Renwick Ruins (also known as the Smallpox Hospital) on the way to see The Encampment and asks the following question:

What do St. Patrick’s Cathedral and The Island Hospital have in common?

Answer:

They were both designed by the famous 19th Century architect James Renwick Jr.

Images are from the Weblicist. There are more creepy Renwick pictures at the jump and Encampment images here.