Area likely to have sinkholes, 5 letters
Eroded lime- stone terrain, 5 letters
Limestone cavern phenomenon, 5 letters
Limestone region, 5 letters
Limestone rock formation, 5 letters
Limestone terrane, 5 letters
Mr. Solheim, 7 letters
Limestone regions with deep fissures and sinkholes, 6 letters
Russian dancer who danced with Nijinsky (1885-1978), 9 letters