The questions
1 What is the site of the first recorded battle (and perhaps the last)?
2 Hawking radiation is predicted to come from what?
3 What nuts contain high levels of omega-3 fatty acids?
4 Which large aquatic mammals are related to elephants?
5 Which song is celebrated by a plaque at Widnes station?
6 Whose reputation suffered in the affair of the diamond necklace?
7 Which literary cocktail contained gin, vodka and Kina Lillet?
8 Invented by Facebook, what is the flick?
What links:
9 6 (China); 5 (India, Africa); 4 (South America, Australia); 3 (SE Asia); 2 (Japan, Europe); 1 (USA)?
10 Vivien Leigh; Merle Oberon; Julie Christie; Joanna Lumley?
11 Hodges & Peacock; Prousch & Passmore; Giedroyc & Perkins?
12 Concord; Trenton; Santa Fe; Albany?
13 Warhol, 1st; Berger, 7th; Updike, 19th; Pynchon, 22nd; Perec, 23rd?
14 Totally Wicked; Mend-a-Hose Jungle; Odsal; KCOM; DW?
15 Titans; Cyclopes; Hecatoncheires?
The answers
1 Megiddo (Armageddon), modern Israel.
2 Black holes.
3 Walnuts.
4 Dugong and manatees.
5 Homeward Bound (Paul Simon).
6 Marie Antoinette.
7 Vesper martini (in Casino Royale).
8 Unit of time (1/705,600,000 of a second).
9 DVD regions.
10 Actresses born in India.
11 Double acts, known by first names: Chas & Dave; Gilbert & George; Mel & Sue.
12 State capitals of New states: New Hampshire; New Jersey; New Mexico; New York.
13 Wrote novels with single letter titles: A; G; S; V; W.
14 Rugby league grounds: St Helens; Castleford; Bradford; Hull; Wigan.
15 Children of Gaea and Uranus in Greek myth.