Copyleft: feel free to use these questions in your quizzes. This is not a game, there’s no scoring, and questions are provided as a service only. Some answers are a little lengthy as players requested clarification. “NEW” means less than a month old. Spanish flags denote Spanish-based questions.

With thanks to Charles Ongeri for correcting the question

With thanks to Rolland Willa for correcting the answer to this question

With thanks to Graham Jones for correcting the answer to this question

With thanks to Suzy Fewtrell of New Zealand for expanding the answer

With thanks to David Heslop for correcting this question

With thanks to Lucy Boulding for correcting the question

With thanks to Sam Jones PhD, South Wales, for correcting this question

With thanks to Jeff Hicks for correcting the answer to this question

With thanks to Chris O'Byrne for correcting this question

With thanks to Remo Anniyan for updating the answer to this question

With thanks to Russ Hall for correcting this question