"A beach made from years of dumped litter sounds like
a hellhole but, at Glass beach, on the Mendocino coast
in California, the result is quite beautiful. From 1906
to 1967, glass, appliances and even vehicles were
chucked into the sea. A clean-up programme
..."
http://www.theguardian.com/travel/2016/feb/16/50-best-beaches-in-the-world