The Black Hole of Calcutta was a large hole located in or near Calcutta. The hole was man made and was a tourist attraction similar to the Devonshire Excavation and the Great Hole of Kimberley. (TOS novel: Timetrap)
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/uv43bCoM0e8waDgfep8SJg== | 5.88129e-14 |
| dbr:Black_Hole_of_Calcutta | 5.88129e-14 |