Which test includes the memorising of 320 London routes? The Saturday quiz

The questions

1 What test includes the memorising of 320 London routes?
2 In the 15th century, who wrote The Book of the City of Ladies?
3 What east Asian board game is considered the world’s oldest that has been continuously played to the present day?
4 Who asked President Nixon to make him a “federal agent at large” in 1970?
5 Where is Kourou, the European Space Agency’s launch site?
6 What are trained by The Seeing Eye?
7 Cold War Steve’s artwork Benny’s Babbies celebrates which city?
8 Which media star was the US’s first black female billionaire?
What links:
9 Leonard Bernstein; John du Pont; Golda Meir; Virginia Woolf?
10 60; 798; 1135; 1212; 1666; 1698; 1834; 1940-1?
11 Calacatta; Carrara; Connemara; Griotte; Lasa; Statuario?
12 Steffi Graf (377) and Novak Djokovic (428)?
13 Dallas; Landman; State of Happiness; The Rig; The Troubleshooters?
14 Stressed; deliver; reward; lever; edit; dog; on?
15 Lisbon; Seoul; Accra; Cairo; Lima; Vienna?

Confused by the Cairo clue? Photograph: Lichtwolke/Getty Images

The answers

1 Taxi knowledge.
2 Christine de Pizan.
3 Go.
4 Elvis Presley.
5 French Guiana (South America).
6 Guide dogs.
7 Birmingham.
8 Oprah Winfrey.
9 Portrayed in biopics by actors wearing false noses: Bradley Cooper; Steve Carell; Helen Mirren; Nicole Kidman.
10 Major fires in London.
11 Types of marble.
12 Record number of weeks spent as world number one tennis player.
13 TV series set in the oil industry.
14 Anadromes (words that spell a different word backwards).
15 National capitals of last six UN secretaries general.