Contiki offers tours for budget-conscious travelers ages 18 to 35. Accommodations, transportation between cities, some meals and sightseeing are bundled into one low price.

Social interaction and adventurous activities are key components of the experience. Along with included excursions, there's plenty of free time to explore each city with newly made friends or on your own.

Contiki vacations are sold throughout the world, and it is not unusual to have guests from a variety of countries on one departure. Plus, these trips are ideal for single travelers, as nearly half of the company's customers travel solo. Contiki will set single travelers up with a roommate of the same gender at no extra cost.

Trip ratings on this site are based on the quality of accommodations, the number of included meals and activities and the level of service delivered. Contiki's vacations are categorized as budget on the industry rating scale (budget, first class or deluxe).