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Series
Summary
Discusses the speculation that life on other planets exists and the scientific discoveries that support such speculation, as well as the ongoing search for the truth. Full description
Series: Mystery library
Haunted houses
Witches
Alien abductions
Angels
The Bermuda Triangle
ESP
King Arthur
Unicorns
Vampires
Pyramids
Atlantis
Extraterrestrial life
Fairies
The disappearance of Amelia Earhart
Shamans
Astrology
Urban legends