
Given the following passage

"CAMRA maintains a "National Inventory" of historical notability and of architecturally and decoratively notable pubs. The National Trust owns thirty-six public houses of historic interest including the George Inn, Southwark, London and The Crown Liquor Saloon, Belfast, Northern Ireland.",

answer the following question. Note that the answer is present within the text.

Question: What is the London? 

public houses
