She often stayed at Brown's Hotel in London, & it's said that it inspired her mystery novel "At Bertram's Hotel"
[DOC] [TLE] At Bertram's Hotel | Agatha Christie Wiki | Fandom powered by Wikia [PAR] At Bertram's Hotel is a work of detective fiction by Agatha Christie and first ... Lady 
Hazy says she often thinks she recognizes people in the hotel but they turn out to 
... Elvira's late father left her a lot of money, but it's all held in trust until she, not yet 
.... is inspired by Brown's Hotel, in London, where Agatha Christie often stayed... [DOC] [TLE] At Bertram's Hotel (Miss Marple, #11) by Agatha Christie  Reviews ... [PAR] At Bertram's Hotel has 15441 ratings and 682 reviews.