Book cover of Borderline

Book description

The New York Times bestseller starring Anna Pigeon from the author of Winter Study.

“Action-packed…a narrative that plunges readers into mystery [and] mayhem.”—The Denver Post

Hoping a raft trip in Big Bend National Park will lift her spirits, Anna Pigeon and her husband Paul go to southwest Texas, where the…

When you buy books, we may earn a commission that helps keep our lights on (or join the rebellion as a member).

Why read it?

1 author picked Borderline as one of their favorite books. Why do they recommend it?

We’re back in the United States for this choice, whitewater rafting on the Rio Grande with National Park ranger Anna Pigeon. This trip is supposed to be a relaxing vacation, but when a student is swept overboard and murder enters the picture, the journey becomes anything but routine. If you haven’t yet discovered this mystery series, which sets each book in a different National Park, Borderline is a great way to start.

From Rebecca's list on mystery and suspense on the river.

If you love Borderline...

Book cover of The Rosewood Penny

The Rosewood Penny by J.S. Fields,

2023 Queer Indie Award Nominee!

The dragons of Yuro have been hunted to extinction.

On a small, isolated island, in a reclusive forest, lives bandit leader Marani and her brother Jacks. With their outlaw band they rob from the rich to feed themselves, raiding carriages and dodging the occasional vindictive…

Want books like Borderline?

Our community of 12,000+ authors has personally recommended 74 books like Borderline.

Browse books like Borderline

Book cover of Death on the Nile
Book cover of Deliverance
Book cover of The River at Night

Share your top 3 reads of 2025!

And get a beautiful page showing off your 3 favorite reads.

1,340

readers submitted
so far, will you?

📚 If you like Borderline, you might also like...

Book cover of Murder, Lies and Chocolate

Murder, Lies and Chocolate by Sally Berneathy,

Book 2, Death by Chocolate series.

Rodney Bradford comes into Lindsay's restaurant, offers to buy her small house for double its value, eats her brownies, and drops dead on the sidewalk in front. Next, her almost-ex-husband offers to sign the divorce papers, but only if she'll give him her small,…

Book cover of Tangle of Time

Tangle of Time by Maureen Thorpe,

A spellbinding journey through time and cultures.

When Annie Thornton, midwife and apprentice witch, falls through time to a 15th-century Yorkshire village with her telepathic cat, Rosamund, she befriends Will and Jack, two soldiers returning from the French Wars. Mistress Meg, Annie’s ancestral aunt living in the 15th century, is…

5 book lists we think you will like!