Be nice. Get mad. Be early. Be late. These are some of the contradictory tips travelers have to offer when it comes to trying to score a free flight upgrade.

Paris and New York have emerged as the most popular and sought-after travel destinations for 2013, according to the millions of reviews and opinions of globetrotters on the world’s largest crowdsourced travel site TripAdvisor.

In what may come as little surprise, Saudi Arabians have emerged as the highest rollers when it comes to global travel, spending an average of about $6,670 USD per trip, followed by Australian and Chinese globetrotters.

Spain’s El Celler De Can Roca edged past Denmark’s Noma and Italy’s Osteria Francescana to be named the world’s best restaurant on Monday.

Travelers who fly business class have voted the Premium Terminal at Doha International Airport the best in the world for the third year in a row, for services like personal chauffeurs, 5-star dining options and in-transit spa and sauna experiences.

For travelers looking for a healthy getaway, here are a few good places to stay along the way.