Observatory Ridge is the highest point in Johannesburg

Johannesburg

Johannesburg also known as Jozi, Jo'burg or Egoli, is the largest city in South Africa, by population. Johannesburg is the provincial capital of Gauteng, the wealthiest province in South Africa, having the largest economy of any metropolitan region in Sub-Saharan Africa...

, South Africa

South Africa

The Republic of South Africa is a country in southern Africa. Located at the southern tip of Africa, it is divided into nine provinces, with of coastline on the Atlantic and Indian oceans...

. It is 2,208 metres above sea level. It is based in the suburb of Observatory

Observatory, Gauteng

Observatory is a Suburb in Johannesburg’s east ; it borders the suburbs of Cyrildene, Linksfield, and De Wet's Hof. It is named for the Union Observatory established in the early 1900’s . It is also the site of Observatory Ridge, the city’s highest point...

.

There is a large sandstone

Sandstone

Sandstone is a sedimentary rock composed mainly of sand-sized minerals or rock grains.Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the Earth's crust. Like sand, sandstone may be any colour, but the most common colours are tan, brown, yellow,...

 monument on top of the ridge that commemorates the British Indian Army

British Indian Army

The British Indian Army, officially simply the Indian Army, was the principal army of the British Raj in India before the partition of India in 1947...

. The monument bears the inscription: "To the memory of British Officers, Natives, NCOs and Men, Veterinary Assistants, Nalbands

Farrier

A farrier is a specialist in equine hoof care, including the trimming and balancing of horses' hooves and the placing of shoes on their hooves...

, and Followers of the Indian Army".