Possible Clues:

• Rockies, for example
• [Peak-Height-Elevation]
• Andes or Himalayas
• The Rockies, for one (2 words)
• The Himalayas, e.g
• The Urals, e.g.
• The Appalachians, e.g.
• Does it link the peaks?
• The Apennines, for one