It was originated from Japan
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The Camel Period is the first of African rock art. In many African cultures,masks represent spirits, including ancestors, animals, and nature spirits.
The Adirondack Guide by Winslow Homer. He probably used watercolors to convey a whimsical and water feel to the painting. Watercolors also blend very nicely and have bright pops of color which are ideal for a piece like this.