Image: Prof. Mortel · CC BY 2.0

Sinkhole in Oman

Hawiyyat Najm, known as Bimmah Sinkhole in English, is a water-filled depression, structurally a sinkhole, in the limestone of eastern Muscat Governorate in the Sultanate of Oman, very close to the Al Sharqiyah region just off the highway to Sur, few kilometers before Tiwi.

23.0361, 59.0719 · Open in map · Wikipedia