| MARACAIBO | The largest natural lake in South America |
| BALA | Lake is the largest natural lake in Wales (4) |
| ELLESMERE | Shropshire town near one of the largest natural lakes in England, outside of the Lake District (9) |
| WINDERMERE | Largest natural lake in England, associated with Swallows and Amazons and other books in the series |
| TITICACA | Lying high in the Andes Mountains, astride the border between Peru and Bolivia, it is the second largest lake in South America (8) |
| LLANDUDNO | Wales largest natural lake left angler confused |
| GANYMEDE | The largest natural satellite in the solar system, also known as Jupiter III (8) |
| POOLE | Dorset town that has the largest natural harbour in Europe |
| REDFOX | Small canine known for its rich reddish brown hair. It has the largest natural distribution of any land mammal except human beings. |
| TONIESAP | Situated in central Cambodia, the largest lake in south-east Asia (5,3) |
| PITCHLAKE | Largest natural deposit of bitumen in the world, in the coastal town of Le Brea in SW Trinidad (5,4) |
| TITAN | Saturn's largest moon and the second-largest natural satellite in the solar system (5) |
| NATAL | The first view of nightfall at a lake in South Africa (5) |
| SUMMERED | Spent season meandering at first on lake in south of France |
| STHELENA | Immediately securing emptied lake in South American island (2,6) |
| STUBBORNNESS | Sticking quality grub up by natural lake |
| LAKEBALA | Wales' largest natural body of water (4,4) |
| SYDNEY | World's largest natural harbor |
| RESERVOIR | Artificial or natural lake used as a community water supply; or, an internal part of some fountain pens for ink (9) |
| ATACAMA | The ___ Desert in South America is one of the driest places in the world (7) |
