De Aar, meaning "artery", after the underground water supply is the second most important railway junction in South Africa. When the railway line was built from Cape Town to Kimberley, the authorities established the railway junction.
Olive Schreiner, the famous author and feminist who wrote Women and Labour, used the live in De Aaar and the house has been converted to a restaurant.
Other attractions in De Aar include:
Garden of Remembrance - honouring British soldiers killed in the Anglo-Boer War.
Khoisan rock engravings - can be viewed in the district on the farms Nooitgedacht and Brandfontein
The area is known for hunting which can be done on various farms.