INVESTIGATE best sellers

#1 🔥 Under the Celt's spell Under the Celt's spell: A Vienna crime thriller (Inspector Öhlinger investigates)

15 € on Amazon

#2 The Queen Who Came in The Queen Who Came in from the Cold: The brand new 2025 murder mystery starring the Queen (Her Majesty the Queen investigates, 5)

10.99 € on Amazon

#3 A Death in Diamonds A Death in Diamonds: The brand new 2024 royal murder mystery from the author of THE WINDSOR KNOT (Her Majesty Investigates)

7.99 € on Amazon

#4 The Forbidden Atlas (Isaac The Forbidden Atlas (Isaac Turner Investigates)

7.49 € on Amazon

#5 🆕 FAHRRADREIFEN 700x42 INVESTIGATE FAHRRADREIFEN 700x42 KENDA EUROTREK TREKKING ROAD 44-622

82.83 € on Ebay

#6 Poirot Investigates Poirot Investigates

7.49 € on Amazon

#7 A Clubbable Woman Detective A Clubbable Woman: Detective Superintendent Andy Dalziel investigates murder close to home in this first crime novel featuring the much-loved ... and Pascoe. (Dalziel & Pascoe, Band 1)

13 € on Amazon

#8 Poirot Investigates Poirot Investigates: A Hercule Poirot Mystery (Warbler Classics)

13.64 € on Amazon

#9 Poirot Investigates Poirot Investigates

7.49 € on Amazon

#10 Mystery in Provence Mystery in Provence: The most unputdownable new cozy mystery series – perfect for fans of Miss Fisher! (Miss Ashford Investigates)

13.70 € on Amazon

#11 NO GOD BUT ONE ALLAH NO GOD BUT ONE ALLAH JES SC: A Former Muslim Investigates the Evidence for Islam and Christianity

14.99 € on Amazon

#12 NO GOD BUT ONE ALLAH NO GOD BUT ONE ALLAH JES SC: A Former Muslim Investigates the Evidence for Islam and Christianity

13.89 € on Amazon

#13 NO GOD BUT ONE ALLAH NO GOD BUT ONE ALLAH JES SC: A Former Muslim Investigates the Evidence for Islam and Christianity

22.60 € on Amazon

#14 NO GOD BUT ONE ALLAH NO GOD BUT ONE ALLAH JES SC: A Former Muslim Investigates the Evidence for Islam and Christianity

22.83 € on Amazon

#15 Case for the Real Jesus Case for the Real Jesus Student Edition: A Journalist Investigates Current Challenges to Christianity (Case for … Series for Students)

15 € on Amazon

#16 CASE FOR FAITH STDNT CASE FOR FAITH STDNT EDN SC: A Journalist Investigates the Toughest Objections to Christianity (Case for … Series for Students)

15.99 € on Amazon

#17 🆕 Grandmother Spider A Grandmother Spider: A Supernatural Murder Mystery – A Tribal Lawman Investigates Ancient Folklore and Brutal Deaths in Colorado (Charlie Moon Series, 4)

9.90 € on Amazon

#18 Explaining the Evidence Explaining the Evidence: How the Mind Investigates the World

33.70 € on Amazon

#19 She’s In CTRL How women She’s In CTRL: How women can take back tech – to communicate, investigate, problem-solve, broker deals and protect themselves in a digital world

9.99 € on Amazon

#20 National Geographic Investigates National Geographic Investigates: Ancient Celts: Archaeology Unlocks the Secrets of the Celts' Past

14.63 € on Amazon