### Clue: Dad wearing cap follows man to landing site (7)
### Answer: HELIPAD 
 ### Explanation: Definition: landing site
 [ PA(informal term for one's dad;father) **contained in**(wearing) LID(a cap, say, on a container) ] **placed under**(follows, in a down clue) HE(pronoun for a man).
Defn: … for a helicopter.