Possible Clues:

• Secure legendary footballer by the sound of it
• Lots of space up there in the house in the open
• What boats may do in an inlet
• North African — secure a boat — tract of land
• North African range viewed from the east
• See 11
• 'The Hound of the Baskervilles' locale
• This 10 across place turns up in the house
• Resting place
• Tract of uncultivated upland