A remarkable tour of concealed city sites you always wanted to see but never dared ask to, taking you to many of these:

* The Portico Library, with its gorgeous dome and bibliophic reading room.
* The German restaurant in the city's most famous hotel.
* Surprise features in the city’s most expensive hotel.
* The site of the Lesser Free Trade Hall where Paul Robeson dramatically didn't appear.
* The room housing world’s oldest piece of the New Testament.
* The Hidden Gem itself.
* The Freemasons’ Hall.