Sans-Souci was completed in 1813, at the cost of hundreds, maybe even thousands of labourers' lives.

BBC: Haiti's Sans-Souci Palace : A journey to the past

In January, after a 48-million-euro redo, the 63-room Hotel Sans Souci will open near the Museums Quartier in a hotel building dating back to 1873.

BBC: Business trip: Vienna

But now Sans Souci was a city-swallowed town.

NPR: Excerpt: 'The Garden Angel'