Music, bass, travel, literature, languages, Ancient Egypt, flags, mythologies, the Moon, nature-related sports and activities, chocolate.
The Truth.
Mostly metal (thrash, death, doom, black), but also progressive rock, celtic, flamenco, jazz. Some bands/artists: Alice in Chains, Anathema, The Beatles, Blackmore's Night, Black Sabbath, Cannibal Corpse, Carcass, Death, Dimmu Borgir, Fear Factory, Hypocrisy, Katatonia, Loreena McKennitt, (old) Metallica, Megadeth, My Dying Bride, Opeth, Jaco Pastorius, Nine Ich Nails, Pink Floyd, Rammstein, Testament, Tuatha de Danann, Type O Negative
Braveheart, Matrix, The Lord Of The Rings trilogy, The Sixth Sense, 2001: A Space Odissey, Dogville, Le Fabuleux Destin d'Amélie Poulain, Planet of the Apes (original version), The Seventh Seal, Star Wars original trilogy, Memento, Highlander, The Big Blue
Mostly documentaries and cartoons.
The Pillars of The Earth (Ken Follet), The Lord of the Rings (J.R.R. Tolkien), La Divina Commedia (Dante Alighieri), Cien Años de Soledad (Gabriel GarcÃa Marquez), The Picture of Dorian Gray (Oscar Wilde), Il Nome Della Rosa (Umberto Eco), Dom Casmurro (Machado de Assis), Les Trois Mousquetaires (Alexandre Dumas); Agatha Christie and Sir Arthur Conan Doyle in general
Albert Einstein, Leonardo da Vinci, Santos-Dumont.