September 1896: As an aspiring archaeologist, Smith College graduate Betsy Hayes travels to Athens, desperate to break into a very male-dominated field and find work at some of the world’s most famous excavation sites. In the midst of the heat and dust of Greece she finds an unlikely ally in philanthropist Charles, Baron de Robecourt, one of the few men who takes her academic passion seriously.

Mollie Sheehan has spent much of her life striving to be a dutiful daughter and honor her father's wishes, even when doing so has led to one heartbreak after another. After all, what options does she truly have in 1860s Montana? But providing for her stepfamily during her father's long absences doesn't keep her from wishing for more. When romance blooms between her and Peter Ronan, Mollie finally allows herself to hope for a brighter future—until her father voices his disapproval of the match and moves her to California to ensure the breakup. Still, time and providence are at work.

Dublin, 1952. When Mary Kate Ryan receives a surprise inheritance from the woman who abandoned her as a tiny baby, she’s stunned. All her life, she has longed to know why her mother disappeared, and now she’s devastated to realize that every lonely night she spent without a home or family of her own, her mother knew exactly where she was.

Aleen Cust has big dreams. And no one―not her family, society, or the law―will stop her. Born in Ireland in 1868 to an aristocratic English family, Aleen knows she is destined to work with animals, even if her family is appalled by the idea of a woman pursuing a veterinary career. Going against their wishes but with the encouragement of the guardian assigned to her upon her father’s death, Aleen attends the New Veterinary College in Edinburgh, enrolling as A. I. Custance to spare her family the humiliation they fear.

According to Confucius, “an educated woman is a worthless woman,” but Tan Yunxian—born into an elite family, yet haunted by death, separations, and loneliness—is being raised by her grandparents to be of use. Her grandmother is one of only a handful of female doctors in China, and she teaches Yunxian the pillars of Chinese medicine, the Four Examinations—looking, listening, touching, and asking—something a man can never do with a female patient.

Just weeks after World War II ends, three women from different corners of the world arrive in Germany to run a Displaced Persons camp. They long to help rebuild shattered lives—including their own… For Martha, going to Germany provides an opportunity to escape Brooklyn and a violent marriage. Arriving from England is orphaned Kitty. She hopes working at the camp will bring her closer to her parents, last seen before the war began. For Delphine, Paris has been a city of ghosts after her husband and son died in Dachau.

Occupied Poland, 1942: Despite the constant presence of German soldiers in her village, Emilia is allowed certain freedoms as a midwife—the most precious is innocently cycling past Nazi checkpoints to the homes of expectant mothers on her rounds. But Emilia has a secret: for years she’s also been visiting the hidden Jewish mothers and working for the resistance…until she is betrayed.

When Lily is called to a lawyer’s office in London, she has no idea that her life is about to change forever. There, she is told that her grandmother was born at Hope House, a home for unmarried mothers, and is given a box containing the only clues to her true heritage. Peeling back the delicate layers of paper she finds an Italian recipe and a theatre program.

Seduced by her employer’s son, Evangeline, a naïve young governess in early 19th-century London, is discharged when her pregnancy is discovered and sent to the notorious Newgate Prison. After months in the fetid, overcrowded jail, she learns she is sentenced to "the land beyond the seas", Van Diemen’s Land, a penal colony in Australia. Though uncertain of what awaits, Evangeline knows one thing: The child she carries will be born on the months-long voyage to this distant land.

Finnmark, Norway, 1617. Twenty-year-old Maren Magnusdatter stands on the craggy coast, watching the sea break into a sudden and reckless storm. Forty fishermen, including her brother and father, are drowned and left broken on the rocks below. With the menfolk wiped out, the women of the tiny Arctic town of Vardø must fend for themselves. Three years later, a stranger arrives on their shore. Absalom Cornet comes from Scotland, where he burned witches in the northern isles. He brings with him his young Norwegian wife, Ursa.

When Anna Konig first meets Bairn, the Scottish ship carpenter of the Charming Nancy, their encounter is anything but pleasant. Anna is on the ship only to ensure the safe arrival of her loved ones to the New World. Hardened by years of living at sea, Bairn resents toting these naive farmers - dubbed "Peculiars" by deckhands - across the ocean. As delays, storms, illness, and diminishing provisions afflict crew and passengers alike, Bairn finds himself drawn to Anna's serene nature.

A little more than a century from now, our world has been utterly transformed. After years of slowly overtaking the continent, rising floodwaters have obliterated America’s great coastal cities and then its heartland, leaving nothing but an archipelago of mountaintop colonies surrounded by a deep expanse of open water. Stubbornly independent Myra and her precocious seven-year-old daughter, Pearl, fish from their small boat, the Bird, visiting dry land only to trade for supplies and information in the few remaining outposts of civilization.

Destiny toys with us all, but Anita Garibaldi is a force with which to be reckoned. Forced into marriage at a young age, Anita feels trapped in a union she does not want. But when she meets the leader of the Brazilian resistance, Giuseppe Garibaldi, in 1839, everything changes. Swept into a passionate affair with the idolized mercenary, Anita's life is suddenly consumed by the plight to liberate Southern Brazil from Portugal - a struggle that would cost thousands of lives and span almost 10 bloody years.

A brother and sister are orphaned in an isolated cove on Newfoundland's northern coastline. Their home is a stretch of rocky shore governed by the feral ocean, by a relentless pendulum of abundance and murderous scarcity. Still children with only the barest notion of the outside world, they have nothing but the family's boat and the little knowledge passed on haphazardly by their mother and father to keep them.

Living in London's poorest slum, Mercy Wilkins has little hope of a better life. When she's offered an opportunity to join a bride ship sailing to British Columbia, she agrees. After witnessing so much painful heartache and loss in the slums, the bride ship is her only prospect to escape a bleak future, not only for herself but, she hopes, someday for her sister. Wealthy and titled Joseph Colville leaves home and takes to the sea - as ship's surgeon - in order to escape the pain of losing his family. When Mercy becomes his assistant, the two must fight against a forbidden love.