Two events made September 1st a memorable day for Jesse Cullum. First, he lost a pair of Oakley sunglasses. Second, he saved the life of President Ulysses S. Grant. In the near future of Robert Charles Wilson's Last Year, the technology exists to open doorways into the past--but not our past, not exactly. Each "past" is effectively an alternate world, identical to ours but only up to the date on which we access it. And a given "past" can only be reached...

Betrayed by the two persons she trusts the most, Josie jumps at the chance to trade places with her twin in a parallel universe until Josie becomes trapped in a dangerous world where shadowy creatures feed on human flesh.

Teen author Jessa learns that she and one of her characters, Finn, are Travelers with the ability to slide between realities, and that Finn is determined to prevent her dying in yet another realm.

A new America called Valhalla grows restless under the controlling long arm of the Datum government, while all of the Long Earth is infused by the song of the trolls who are starting to react to humanity's thoughtless exploitation, bringing humankind to the brink of war.

Spending the summer marooned with her mother and stepfather in a snooty Massachusetts shore town bores Cassandra until she meets a dreamy stranger who claims the year is 1925, sweeping Cassandra into a mystery a hundred years in the making.

"An unfulfilled college student hurtles through four parallel realities to explore the what-might've-been and the what-should-never-be in this Groundhog's Day-esque campus chronicle"--

While recovering from an attack that leaves him without his memory, gay teenager Kane Montgomery stumbles into a world where dreams known as reveries take on a life of their own, and it is up to Kane and a few unlikely allies to stop them before they spillover into the waking world.

Dropping out of high school to pursue her Broadway ambitions, a talented performer lands in a directionless job before a visit to the library catapults her into the plotlines of the books she reads.

On her sixteenth birthday, Hazel Stanczak discovers that she is the Chosen One who is meant to save the world with the aid of five alternate-dimension doppelgängers and an exasperated dragon mentor.

"Pray they are hungry. Kara finds the words in the mysterious bunker that she's discovered behind a hole in the wall of her uncle's house. Freshly divorced and living back at home, Kara now becomes obsessed with these cryptic words and starts exploring this peculiar area--only to discover that it holds portals to countless alternate realities. But these places are haunted by creatures that seem to hear thoughts...and the more one fears them, the stronger...