1,753 metres (5,751 feet and 3.75 inches)
Johannesburg is a city in the Republic of South Africa. North east of central South Africa
Get what
height above sea level.. . Science Major: Altitude is height above mean sea level (MSL) or true altitude, which means in reference to what sea level is on the ground, or height above ground level...
It's the same thing dude. :? There is no difference~