Whale-watching at De Hoop and Grootbos, beautiful nature reserves in South Africa, is amazing from boat or land. Explore stone-age caves and relax at beautiful beaches on the Whale Route. De Hoop Nature Reserve Koppie Alleen is one of the best Whale-watching sites in the world. Located on the Whale Route. Beautiful beaches. South African nature reserve in the Overberg region, Western Cape, South Africa. Two and a half hours from Cape Town.Grootbos Nature Reserve Exceptional land and boat-based Whale-watching (July to November). Beautiful coastline with pristine beaches. Explore stone-age coastal caves. Located in Gansbaai between Hermanus and Cape Agulhas, Western Cape, South Africa.