Possible Clues:

• Cowboy's home in the kitchen?
• Managed, say, to turn up the stove
• Missile testing site
• Car brand, not Rover or Sierra?
• Andes or Rockies
• Taking unfamiliar way, gets lost in the mountains
• Spectrum of colour, lacking nothing
• Singer's note-span
• Enclosed kitchen fireplace
• Nearly four octaves, for Freddie Mercury