Watch: Czech man-made lake becomes tourist attraction

This man-made lake atop a Czech mountain is used to produce electricity. The hydroelectric plant underneath can go quickly into action by rushing the water into its turbines. When there is surplus of electricity in the grid, the plant uses that power to pump the water back up the hill and into the reservoir.

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Gold in the hills
New Zealand

Gold in the hills

A fight over mining under conservation land is heating up in the Coromandel between Oceania Gold and Martin Donoghue who leading a cohort of musicians into the fray.