Tired of the same old books? Looking for something new to read that will keep you captivated?

Get ready to dive into worlds of mystery, fantasy, and epic sagas with these top three series of books. Our selection carefully curated by experts takes you on a wild ride full of page-turning excitement and unforgettable characters. With an immersive storytelling experience like no other, this is the perfect opportunity to switch it up in your current reading rotation!

Forget about dull moments - fly away to extraordinary worlds where everything can be possible – what are you waiting for? Experience stories rich in texture and detail as they unravel secrets around every corner. Savor each chapter as they twist your imagination with thrilling plotlines sure to leave you wanting more from these amazing books!

Discover which series are included in our list and get ready for an adventure unlike any other!

How We Choose These Best Series Books for Adults

At the heart of our selection process, we considered the series' popularity, critical acclaim, reader reviews, and ability to captivate and engage adult readers. We aimed to offer a diverse range of genres and ensure that each series offers a rich and immersive reading experience. After extensive research and analysis, we've handpicked these three exceptional series that has garnered widespread praise and have proven to be beloved by readers worldwide.

1. "A Song of Ice and Fire" by George R.R. Martin

Best for Epic Fantasy

Enter a world of political intrigue, epic battles, and unforgettable characters in this gripping fantasy series that weaves a complex tale of power, honor, and destiny. Brace yourself for a captivating journey through the Seven Kingdoms that will keep you on the edge of your seat until the very last page.

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What Is This Series About

Set in the fictional continents of Westeros and Essos, this epic fantasy series weaves together intricate political intrigue, power struggles, and fantastical elements. With complex characters and multiple storylines, it explores the quest for power and the impact of war on various noble houses.

Why You Will Love It

George R.R. Martin's masterful storytelling creates a rich tapestry of characters and a meticulously crafted world. The series is renowned for its unpredictable plot twists, morally gray characters, and immersive world-building. Brace yourself for a gripping tale that combines elements of fantasy, politics, and human drama.

2. "The Outlander Series" by Diana Gabaldon

Best for Historical Romance

Immerse yourself in a spellbinding blend of romance, adventure, and historical fiction as you follow the time-traveling journey of Claire Randall in this captivating series. With its richly detailed settings, passionate love story, and gripping plot twists, prepare to be swept away to the stunning landscapes of Scotland and beyond.

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What Is This Series About:

Blending romance, historical fiction, and time travel, this enchanting series follows the story of Claire Randall, a British nurse from the 1940s who mysteriously travels back in time to 18th-century Scotland. As she navigates the dangers of the past, Claire becomes entangled in a passionate love affair with Jamie Fraser, a Scottish warrior.

Why You Will Love It

Diana Gabaldon's superb writing brings the past to life with vivid descriptions and meticulous attention to historical detail. The series expertly blends romance, adventure, and historical events, keeping readers hooked from the first page. Prepare to be swept away by a compelling tale of love, resilience, and the complexities of time.

3. "The Harry Potter Series" by J.K. Rowling

Best for Magical Adventure

Step into the enchanting world of Hogwarts School of Witchcraft and Wizardry with this extraordinary series that has captured the hearts of millions. Join Harry Potter and his friends on their thrilling magical adventures as they battle dark forces, unravel mysteries, and learn the true power of love and friendship. Get ready to be transported to a world of wonder, where the magic never fades.

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What Is This Series About

This beloved fantasy series follows the journey of Harry Potter, a young wizard, as he discovers the magical world, battles dark forces, and confronts his destiny. Set in the enchanting Hogwarts School of Witchcraft and Wizardry, the series explores themes of friendship, love, courage, and the eternal struggle between good and evil.

Why You Will Love It:

J.K. Rowling's imaginative storytelling transports readers to a world of magic, wonder, and adventure. The series is not only a captivating coming-of-age story but also delves into profound themes that resonate with readers of all ages. Experience the joy, laughter, and heartache as you follow Harry and his friends on their extraordinary journey.

Best Series Books For Adults FAQs

Trying to find the best books for adults can feel like a daunting task - where do you start? With so many titles, genres, and options available, it can be hard to know what’s worth your time and money.

How can you make sure you’re not wasting hours of precious reading time poring over reviews, trying to decide which book is right for you? Even worse, how can you avoid the disappointment of choosing a book that ends up being a letdown?

Introducing MostFrequentlyAskedQuestions! Our simple tool quickly and easily helps adult readers find the perfect books for them - no more wasted time or frustration. We hand-pick our selection based on genre, style, and author preferences to ensure that you get exactly what you’re looking for. With MostFrequentlyAskedQuestions, finding the right book is easier than ever!

The answer to this question can vary depending on personal preferences and current trends. However, some of the most popular book series right now include "Harry Potter" by J.K. Rowling, "A Song of Ice and Fire" by George R.R. Martin (also known as the "Game of Thrones" series), and "The Hunger Games" by Suzanne Collins. These series have gained immense popularity and continue to attract a wide readership.

What is the number 1 best-selling book series?

As of the latest data, the "Harry Potter" series by J.K. Rowling holds the title for the number one best-selling book series of all time. With millions of copies sold worldwide, this beloved series has captivated readers of all ages with its enchanting story, memorable characters, and immersive world of magic.

Who was the greatest book series?

Determining the greatest book series is subjective and can vary depending on individual preferences. However, some widely regarded greatest book series include J.R.R. Tolkien's "The Lord of the Rings," J.K. Rowling's "Harry Potter," and George R.R. Martin's "A Song of Ice and Fire." These series have made a significant impact on literature and have garnered immense popularity and critical acclaim.

What is the most common book series?

The most common book series can vary depending on factors such as genre, target audience, and current trends. However, some widely known and frequently published book series include the "Goosebumps" series by R.L. Stine, the "Nancy Drew" series by Carolyn Keene, and the "The Baby-Sitters Club" series by Ann M. Martin. These series have been popular for many years and have captured the imaginations of readers worldwide.

What is a 12-book series called?

A 12-book series is commonly referred to as a duodecology or duodecalogy. This term is derived from the Latin prefix "duodenal-" meaning twelve and the suffix "-logy" meaning study or discourse. It is used to describe a collection of twelve interconnected books or novels that form a complete series.

Why are series of books better?

Series of books offer several advantages over standalone novels. Firstly, they allow for more in-depth character development and world-building. Readers have the opportunity to become deeply invested in the lives of the characters and explore intricate storylines that unfold over multiple books.

Additionally, the series provides the chance for authors to delve into complex themes and plot arcs that may require more time and space to fully explore. They offer a more immersive reading experience, allowing readers to stay engaged with the story and anticipate what will happen next.

Lastly, series books often create a sense of familiarity and connection. Readers become attached to the characters and eagerly await the release of the next installment, fostering a sense of community and shared enthusiasm among fans.

What is the longest book in the world?

The longest book in the world is considered to be "À la Recherche du temps perdu" (translated as "In Search of Lost Time" or "Remembrance of Things Past") by Marcel Proust. This masterpiece of French literature consists of seven volumes and has a total word count of over 1.2 million words. It explores themes of memory, time, and the complexities of human experience.


In the realm of series books for adults, these three remarkable series stand out as prime examples of captivating storytelling and world-building. Whether you're drawn to epic fantasy, historical romance, or the magic of a wizarding world, each series offers a unique and immersive reading experience. Indulge in the enchantment and excitement that these series provide, and lose yourself in the rich tapestry of their narratives. Dive into these captivating worlds and explore the depths of their intricate plots, compelling characters, and thought-provoking themes. These series have garnered widespread acclaim, captivating readers around the globe with their ability to transport and engage.

As you delve into "A Song of Ice and Fire," prepare to be swept away by the intricate web of political intrigue and the complex characters that inhabit George R.R. Martin's expansive world. With its unpredictable twists and turns, this series is a must-read for fans of epic fantasy and intricate storytelling.

For those who crave a blend of romance, history, and time travel, "The Outlander Series" offers a tantalizing journey. Diana Gabaldon's meticulous research and engaging prose bring the past to life, enveloping readers in a tale of love, adventure, and the complexities of navigating through time.

And of course, we cannot overlook the magical allure of "The Harry Potter Series." J.K. Rowling's imaginative prowess and her ability to create a vibrant wizarding world have made this series a timeless classic. Join Harry Potter and his friends on their spellbinding adventures as they navigate the challenges of growing up, facing dark forces, and discovering the true power of friendship.

These series have captured the hearts of millions of readers, transcending age and genre boundaries. From the intricate political landscapes of Westeros to the passionate love affair in the Scottish Highlands, and the enchanting halls of Hogwarts, each series offers a unique and immersive reading experience that will keep you eagerly turning the pages.

So, whether you're seeking epic battles, time-traveling romance, or magical escapades, these series books for adults are the perfect companions for those who crave captivating stories that transport, entertain, and leave a lasting impression.

Get ready to embark on extraordinary journeys, lose yourself in the vivid imaginations of these talented authors, and experience the sheer joy of immersing yourself in the world of series books for adults. Allow your imagination to soar and your heart to be stirred as you indulge in the wonders that these series have to offer.

It's time to discover the best of the best and let this series of books ignite your imagination, stir your emotions, and leave you craving for more. Choose your next adventure, lose yourself in the pages, and let the magic of these series transport you to unforgettable worlds.

Happy reading!

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