| Depth | Category | Place | % Correct |
|---|---|---|---|
| 10923 | Deepest Point Underwater | Mariana Trench (Pacific Ocean) | 80%
|
| 1620 | Deepest Lake | Lake Baikal (Russia) | 74%
|
| 12376 | Deepest Manmade Point | Sakhalin-I Oil Well (Pacific Ocean) | 41%
|
| 1200 | Deepest Open Pit Mine | Bingham Canyon Mine (United States) | 40%
|
| 12070 | Deepest Hole | Kola Borehole (Russia) | 39%
|
| 2197 | Deepest Cave | Krubera Cave (Abkhazia) | 32%
|
| 662 | Deepest Sinkhole | Xiaozhai Tiankeng (China) | 29%
|
| 240 | Deepest Rail Tunnel | Seikan Tunnel (Japan) | 28%
|
| 3900 | Deepest Mine | TauTona Gold Mine (South Africa) | 26%
|
| 1216 | Deepest Water-Filled Sinkhole | Zacatón Sinkhole (Mexico) | 15%
|
| 120 | Deepest Building Foundation | Petronas Towers (Malaysia) | 14%
|
| 3534 | Deepest Canyon | Cotahuasi Canyon (Peru) | 7%
|