739

87 years measured the sand

This amount of sand required hourglass for 87 years.
Shocking ... If you think about it it's not so much.











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...
50 facts about gold
...
The most terrible nuclear disaster in the history of mankind (72 photos)
...
They no longer exist
...
The special effects in the movie "Total Recall"
...
30 coolest strategies of all time
...
Russian traditional furnace - working principle, advantages and disadvantages, the construction of their own
...
The secrets of proper propagation of geranium
...
What foundation to choose for your home
...
The child's development in 10 months
...
How to choose a floor covering
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