Orlando Towers
Approximately how long is the so-called sky bridge that extends between the towers?
70 m
At what point in time did they start to build the Orlando Towers?
At the end of World War II
How do you usually get to the top of the towers?
You climb
How high are the two towers?
About 100 m
In what part of Johannesburg can you find Orlando Towers?
Soweto
In what year were the coal power plant and all of its activities phased out?
1998
What is the most popular thing to do at the two towers today?
Bungeejumping
What is the style of the paintings that decorate the towers?
Die Antwoord
What is there on the outside of the two towers?
Paintings
What material are the two towers built from?
Concrete
What were Orlando Towers used for originally?
Coal Power Plant
What were the two towers used for in the coal power plant's operations?
To cool hot water
Why are cooling towers like these unusual in Northern
countries?
There is more access to cold water
Nelson Mandela Bridge
For how many years was Nelson Mandela imprisoned?
27
How long is the Nelson Mandela bridge?
284 m
Over how many railroad tracks does the bridge extend?
42
They wanted to interconnect two business areas in
Johannesburg when they built the Nelson Mandela Bridge. Which two?
Braamfontein and Newtown
What is the height of the two pairs of pylons on the bridge?
42 m and 27 m
What is the name of the small village where Nelson Mandela was born?
Mvezo
What is the name of the street in Johannesburg where it is
popular for tourists to stand and watch the bridge?
M1 Highway
What was Nelson Mandela called in South Africa?
Madiba
What year was the bridge completed?
2003
Which South African party did Nelson Mandela represent?
ANC
Which year did Nelson Mandela die?
2013
Why is there video surveillance around the clock on the
bridge, and extra security checks?
Thieves steal copper from the bridge
Why was the bridge named “Nelson Mandele Bridge”?
To honour Nelson Mandela who united the South African
communities
Kromdraai Gold Mine
Approximately how much of the world’s GDP is provided by the mining industry?
11%
How long does it take to drive from Johannesburg to “Kromdraai Gold Mine”?
About 40 minutes
How many grams of gold per tonne of ore did the “Kromdraai Gold Mine” produce around 1885?
25 grams
What did the miners have to bring along in order to work?
Candles
What do you call mining carried out above ground?
Open-cast mine
What do you call the hauling plant in a mine which houses the mine hoist?
Headframe
What is the chemical symbol for gold?
Au
What is the name of the province where “Kromdraai Gold Mine” is located?
Gauteng
What kind of gold does NOT exist?
Purple gold
What was the name of the man who first found gold in the
area around the “Kromdraai Gold Mine”?
Johannes Stephanus Minnaar
What year was the first gold discovery made at Kromdraai Gold Mine?
1881
Where in the United States has there been a gold rush similar to the one in South Africa?
California
Which animal was used to transport the material from the
mine?
Donkeys
Which is the oldest known mine in the world?
The Lion Cavern in Swaziland
Why is it important that the pumps work in mining?
To keep ground water away
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