If you love reading Georgian or Regency romances, or if you are a fan of Georgette Heyer, then this blog post will interest you. In a recent trip into London I searched out the site of Almack's Assembly Rooms - where the greatest of London's ton once danced each Wednesday night during the season.
http://graceelliot-author.blogspot.co.uk/2013/03/unofficial-london-in-search-of-almacks.html

Enjoy!