8 secret islands hidden on the River Thames you've probably never heard of

... Most of us will be seen the little islands dotted along the River Thames. ...
... Eel Pie Island has a long history – it’s the largest island in the London part of the River Thames and there are rumours Henry VII used it as a courting ground. It became popular with day trippers by the middle of the 17th century and famous for its eel pies made from eels caught locally. ...