Twelve-year-old Trevor Frederick Ackerman refuses to spend another summer with his extended family of divorced parents, step-parents, and step-brothers and step-sisters, so he is sent up to Maine to stay with two eccentric great-aunts and there gets involved with some interesting people and an unexpected mystery.
When Falcon, her great-great-aunt Emily, and new friend Allie take an emergency trip to 1903, Blinda Cholmondely and other old friends try to help them return to the present.
Thirteen-year-old Ratchet spends a summer in Maine with her eccentric great-aunts Tilly and Penpen, hearing strange stories from the past and encountering a variety of unusual and colorful characters.
Disappointed when his parents go off to climb Mount Kilimanjaro and leave him behind with his Great Aunt Hortense, young Walter encounters mystery and intrigue when he meets Old Zeb, a shipbuilder with a secret dream.
Eleven-year-old Simon has been raised to be extremely well-behaved, but when he goes to visit his unconventional great-aunt he discovers that not everyone has the same ideas about good manners.
Cousins visiting proud, unfriendly Great-aunt Jane in her spooky Victorian house come upon a fifty-year-old mystery which is frightening in its investigation and which reveals a tragic story in Jane's past.
A nephew's visit to an elderly great-aunt at Christmastime brings him memories of past holidays and the realization of how the human spirit can triumph over adversity.
Meridian is sent off to her great-aunt's home in Colorado, where she learns that she is a Fenestra, the half-human, half-angel link between the living and the dead, and must learn to help human souls to reach the afterlife.