### Clue: Here Livingstone found father in main road, car being tailed (6)
### Answer: AFRICA 
 ### Explanation: Definition: Here Livingstone found
 FR(abbrev. for "Father", a form of address for a priest) **contained in**(in) AI(A1, the longest numbered road in the UK, with the Roman numeral substitution) + "car" **minus its last letter**(being tailed/removed, as with the bottom of vegetable stalks).
Defn: …, Dr. David Livingstone, explorer of central Africa, that is.