Here is for reference a list of the mysteries from the video with the 100 mysteries. I looked up the places so the spelling should be mostly correct of the topics.
100 Unsolved Mysteries That Cannot Be Explained | Compilation
100. The redheaded giants of lovelock cave, Nevada
99. Major stones between South India and Sri Lanka
98. Oak Island riches
97. UK’s Rudloe Manor, the UK’s area 51 (Nick Pope) Alien reverse engineering etc.
96. Dreaming and the electric stimuli in the dream world.
95. A creature like an elephant killer
94. The Georgia raptor (window faller?)
93. The Voynich Manuscript
92. New Hampshire UFO chiller – Betty and Barney Hills
91. The Bowen jaw in Australia
90. Cleopatra’s tomb
89. The Hanging gardens of Babylon
88. The golden owl hidden in France
87. Another habitable planet? Proxima Centauri
86. Martian bacteria
85. Time traveller Bryant Johnson
84. Bagdad battery
83. Dinosaur
82. Disappearance of Bermeja Island
81. Area 51 caller and Art Bell
80. Stonehenge
79. Timetravel – Andrew Basiago
78. The Wyoming incident – Hijacking a TV broadcast -17-19 HZ
77. The Forest Fenn treasure of the Rocky Mountains.
76. Easter Islands Heads.
75. Dendare bulbs, in Egypt.
74. How does ASMR work?
73. Why are there different blood types?
72. Why do we need sleep?
71. Lake Winnepesaukee mystery stone
70. The Rendlesham Forest UFO incident
69. Hexagons on Saturn.
68. Life on an asteroid - panspermia
67. The book of Enoch
66. The battle of Los Angeles – 1942 UFOs
65. The mysterious lost treasure of the copper scroll
64. The invasion of Washington DC – UFO in 1952
63. How does DNA work?
62. The discovery of materials 10 million times stronger than steel.
61. Physicists model electrons in unprecedented details.
60. The sunken treasures of Lake Toplitz, Austria
59. Lights on the New Jersey turnpike – UFO July 14th 2001
58. The Treasure of Lima
57. The Giant village of Peru
56. Atoms binding to nothing – artificial Rydberg atom and ghost binding.
55. The petrifying lake Natron, Tanzania.
54. Dr. Herbert Hopkins and the missing coin – Men in Black
53. The origin of the prehistoric stone spheres of Costa Rica.
52. The flying saqqara bird of ancient Egypt.
51. The Devil’s tramping Ground, North Carolina.
50. The 50 foot Congo snake – Titanoboa
49. The Big Bay Point’s Lighthouse
48. The Swine flu outbreak of Mexico 2009 – Mothman appearance
47. The buried desert cities of Dubai.
46. The sightings of the Chernobyl power plant – Mothman
45. The Point Sur Light station.
44. Helicopter hieroglyphics
43. The Yonaguni Monument, Japan.
42. The Shee-squatch of South America.
41. Eric Shipton’s collection of photographs – Yeti.
40. Seul Choix Point Lighthouse
39. The Bridgewater triangle, Massachusetts.
38. The lost city of gold, Eldorado
37. Industrial Nickel titanium alloy properties
36. The Dogu figurines of Japan
35. The lost city of Atlantis
34. The Untersberg’s portal, Germany/Austria
33. The first ever reported sighting of the Mothman
32. The White River light station, Mishigan.
31. Waterfalls of red in Antarctica
30. The Berwyn Mountain incident, Wales – UFO
29. Port Boca Grande Lighthouse – Ghost
28. The glowing waters of the Kawah Ijen, Indonesia – Sulfuric acid lake with PH of 0.5
27. Super critical fluids.
26. Dark matter
25. Owl’s Head light house – Ghost
24. Graphene aerogel
23. The Black mountain – Queensland, Australia
22. The floating stone of Al-Ahsa, Saudi Arabia
21. The sailing rock of Death Valley
20. The creatures of Mount Nyangani, Zimbabwe – window fallers?
19. Starlight material
18. Vantar black – darkest material on earth
17. The natural posture of the spinosaurus
16. The function of the Dinosaur’s hump
15. The self-proclaimed experts were wrong – the Titanic
14. Grid anomaly found on ocean floor – electrical discharge?
13. Point Lookout’s Light house – haunted
12. Rigel, the door that saved lives.
11. The bloop and the Julius sound
10. Ancient Aztec pyramids
9. The purpose of the pyramid
8. The Adaro mer-person, Solomon Islands
7. The Loch Ness monster
6. The massive circular stone structure under the sea of the Galilea
5. An 8.5 mile pyramid discovered under water, west of Mexico in 2016
4. The shroud of Turin – radiocarbon dating
3. The shroud of Turin – No paints or substances
2. The Baltic Sea anomaly
1. Egypt – The sphinx – “Were the Egyptians survivors from an ancient civilisation after a catastrophe?”