Mystery by Moonlight

<b>A MOUNTAIN LAKE HARBORS A HIDDEN PAST!</b> <br> A charming lakeside cottage should be the perfect vacation spot for Nancy and her friends -- until Bess becomes convinced that they're sharing the place with ghosts. Strange thumps in the attic put them all on edge -- except there is no attic. Even worse their living neighbors are giving them grief. <br> A pair of bird-watching photographers sets dangerous traps in the woods a summer camp director chases Nancy and Ned off his property and the assistant curator of a nearby Native American museum warns them to stay away from an ancient burial ground. Then a surprising discovery reveals a long-lost mystery -- and a family secret as black as night.