A Bay is an Area of water surrounded or otherwise demarcated by Land. Bays generally have calmer waters than the surrounding sea, due to the surrounding land blocking some waves and often reducing winds. Not in the case of Waterloo Bay though, many Sea Vessels have had their demise here!
Geolocation
27° 53' 60", -33° 16' 48"
References
https://mapcarta.com/14228980
http://azania.co.za/list-bays-south-africa/
Further Reading
http://www.shipwreckhiking.co.za/index.html
https://www.artefacts.co.za/main/Buildings/towndetframes.php?townid=29