Knot of Stone

2011 novel by Nicolaas Vergunst

The carved sandstone knot comes from Belem Tower, an early 16th-century fort at the old entrance to Lisbon harbor. Photograph by José Gomes Ferreira.

Knot of Stone: The Day that Changed South Africa's History is a 2011 historical murder mystery novel penned by South African/Dutch author Nicolaas Vergunst.