Strike wave at the airports, record beer prices in Munich, and Hungary on the least-friendly list — how well did you follow this week's travel news?

A week's worth of travel news, from airport strikes to Oktoberfest's record beer prices — test how close you were paying attention!

1. Why is Portugal recommended as a travel destination this autumn, according to the articles?
2. Which airline's staff may go on strike this autumn in both Italy and France?
3. What made this year's Munich Oktoberfest the most expensive edition ever for visitors?
4. Which country's waterfall and cascade system may receive UNESCO's highest heritage recognition?
5. What new video series did Expedia launch together with the Los Angeles Tourism & Convention Board?
6. What could force American Airlines to cut capacity, according to the company's leadership?
7. According to American Airlines, what share of its seats generates half of its revenue?
8. According to a recent survey, alongside which three world cities does Hungary appear on the list of least-friendly destinations?