Context: In recent years a number of well-known tourism-related organizations have placed Greek destinations in the top of their lists. In 2009 Lonely Planet ranked Thessaloniki, the country's second-largest city, the world's fifth best "Ultimate Party Town", alongside cities such as Montreal and Dubai, while in 2011 the island of Santorini was voted as the best island in the world by Travel + Leisure. The neighbouring island of Mykonos was ranked as the 5th best island Europe. Thessaloniki was the European Youth Capital in 2014.

Question: What have a number of tourism-related organizations placed Greek destinations at the top of?
Answer: their lists

Question: What Greek city was rated the world's fifth best ultimate party town by 2009's Lonely Planet?
Answer: Thessaloniki

Question: What distinction does the city of Thessaloniki have in regards to size in Greece?
Answer: the country's second-largest city

Question: What did Travel+Leisure vote the island of Santorini as in 2011?
Answer: best island in the world

Question: What island was ranked as the 5th best in Europe?
Answer: Mykonos

Question: What have a number of tourism-related organizations placed Greek destinations at the bottom of?
Answer: Unanswerable

Question: What Greek city was rated the world's worst ultimate party town by 2008's Lonely Planet?
Answer: Unanswerable

Question: What distinction does the city of Thessaloniki not have in regards to size in Greece?
Answer: Unanswerable

Question: What did Travel+Leisure vote the island of Santorini as in 2005?
Answer: Unanswerable

Question: What island was ranked as the most dangerous in Europe?
Answer: Unanswerable