The mural depicts two boys painting a white picket fence on which ‘Google’ is written, with the second ‘G’ and the letter ‘E’ painted over.

Clicking on the mural takes users to a host of information about the famed author who published 12 novels as well as assorted works of journalism and poetry before his death on April 21 1910. 

The Adventures of Tom Sawyer, published in 1876, was Twain’s second novel. The Adventures of Huckleberry Finn, published nine years later, is frequently referred to as the ‘Great American Novel’.