| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| top opera houses in the world | 1.91 | 0.4 | 5154 | 88 |
| top 10 opera houses in the world | 1.16 | 0.3 | 3960 | 91 |
| top 5 opera houses in world | 0.85 | 0.3 | 4260 | 95 |
| most beautiful opera houses in the world | 1.68 | 0.3 | 5535 | 28 |
| largest opera houses in the world | 1.84 | 0.1 | 811 | 49 |
| great opera houses of the world | 1.49 | 0.9 | 6412 | 42 |
| the biggest opera house in the world | 1.37 | 0.6 | 8076 | 9 |
| opera houses around the world | 0.32 | 0.7 | 2412 | 43 |
| best opera houses in the us | 0.95 | 0.8 | 4986 | 48 |
| best opera houses in europe | 1.35 | 1 | 7881 | 51 |
| best opera houses in usa | 0.41 | 0.8 | 779 | 40 |
| most famous opera house | 1.36 | 1 | 8010 | 82 |
| famous opera houses in europe | 1.54 | 0.6 | 7026 | 85 |
| list of opera houses | 0.41 | 1 | 2660 | 67 |
| best italian opera houses | 1.62 | 0.1 | 5217 | 58 |
