| 100% | REEF | 4 | Australian natural wonder, the Great Barrier ___ |
| 54% | REEF | 4 | Great Barrier ___ (Australian natural attraction) |
| 54% | REEF | 4 | Great Barrier ___ (Australian natural landmark) |
| 54% | REEF | 4 | Great Barrier ___, natural wonder located in Australia which is also a World Heritage site |
| 53% | REEF | 4 | Great Barrier ___ (natural wonder in Australia) |
| 52% | REEF | 4 | The Great Barrier ___ |
| 51% | REEF | 4 | Snorkeling spot like the Great Barrier |
| 48% | CORAL | 5 | Makeup of the Great Barrier Reef |
| 47% | REEF | 4 | Underwater coral home, like the Great Barrier |
| 46% | CORALSEA | 8 | It's east of the Great Barrier Reef |
| 46% | AUSTRALIA | 9 | Country where the Great Barrier Reef is located |
| 46% | CORAL | 5 | What the Great Barrier Reef is made of |
| 46% | REEF | 4 | Great Barrier ___, Australian World Heritage Site |
| 45% | OUTDOORS | 8 | The Great __, relax in this natural world |
| 44% | CORALREEF | 9 | Ocean ecosystem, Great Barrier is the biggest |
| 43% | LADY | 4 | ___ Elliot Island, southernmost coral cay of the Great Barrier Reef in Australia |
| 41% | AUS | 3 | Country which is home to the Great Barrier Reef and where Parakeets were first found |
| 41% | REEF | 4 | Great Barrier ____ (Australian attraction) |
| 41% | REEF | 4 | Great Barrier ___ (Australian attraction) |
| 41% | AMAZONRAINFOREST | 16 | Natural wonder that's roughly 1,100 times bigger than the Grand Canyon? |
| 41% | REEF | 4 | Great Barrier ___, Australia's landmark which is the world's largest coral system |
| 41% | AURORA | 6 | ___ borealis, natural wonder displayed in the sky mostly around the Arctic |
| 39% | BARRIER | 7 | One of Australia's natural wonders: Great __ Reef |
| 39% | EYRE | 4 | — Peninsula, triangular area of land between the Great Australian Bight and Spencer Gulf |
| 39% | ENCOUNTERBAY | 12 | Inlet of the Great Australian Bight north-east of Newland Head, South Australia |
| 38% | REEF | 4 | Great Barrier ___, popular tourist spot in Australia which is the largest of its kind in the world |
| 37% | CANYON | 6 | Grand ___, natural wonder carved by the Colorado River about 5 to 6 million years ago |
| 37% | ROGER | 5 | Tennis great Federer who has won the Australian Open six times |
| 37% | GIZA | 4 | The Great Pyramid of ___, largest Egyptian pyramid that was one of the Seven Wonders of the Ancient World |
| 36% | PATRICKRAFTER | 13 | Australian tennis great who won the 1998 US Open Men's Singles (2 wds.) |