UnScramble this Word: s y l t i t e?

Questions

Whose record breaking performance in winning Olympic Gold in 1968 stood as a World record for 23 years?

In which musical is the song, 'Hey Big Spender' featured?

Whose recent books include 'Shattered' and 'Second Wind'?

Which cricketer played in 52 test matches and averaged 99.94 runs?

The Charles Bridge and St Vitus' Cathedral are in which European city?