Related Clues:
- Percival Lowell "discovery"
- Gondola setting
- Mountain peak covering, often
- Suez waterway
- Alimentary route
- Cold cover?
- An artificial waterway
- Cold sort of headwear found in Greenland
- Frozen covering of polar regions
- Artificial waterway as at Panama (5)
- Artificial waterway as for barges
- Snowy mountain peak
- Man-made strip of water
- Narrow strip of water
- Permanent covering in frozen Arctic regions