![How Sir Robert Cecil's mansion became the world's biggest hotel and then Shell Mex House – London My London | One-stop base to start exploring the most exciting city in the world. How Sir Robert Cecil's mansion became the world's biggest hotel and then Shell Mex House – London My London | One-stop base to start exploring the most exciting city in the world.](http://www.londonmylondon.co.uk/wp-content/uploads/THIScecil.jpg)
How Sir Robert Cecil's mansion became the world's biggest hotel and then Shell Mex House – London My London | One-stop base to start exploring the most exciting city in the world.
Hotel Cecil, London (1896-1930) - Hotels Cecil (far left) and The Savoy (white building), postcard, 1910s | Facebook
![Hotel Cecil and the Hotel Savoy with Cleopatra's Needle and the embankment along the Thames River, London, England, ca. 1901 | Immigrant Entrepreneurship Hotel Cecil and the Hotel Savoy with Cleopatra's Needle and the embankment along the Thames River, London, England, ca. 1901 | Immigrant Entrepreneurship](https://www.immigrantentrepreneurship.org/wp-content/uploads/2018/08/2113.jpg)