The Blue Lagoon near Buxton, a flooded quarry - has inviting turquoise waters, but it is so polluted it's almost as toxic as bleach.
There are warning signs saying it can cause skin and eye irritations and stomach problems, but families and young swimmers are ignoring them.
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Another warm day with patchy cloud and sunny spells.
The court heard Peter George Bell diverted funds from the company client account to finance a lavish lifestyle.
The shoes date back to 1690 and are thought to be worth hundreds of pounds.