There are many affordable destinations around the world, depending on your travel style, time of year, and preferences. Here are some of the cheapest countries to visit:

1. Vietnam: With its rich culture, stunning natural beauty, and delicious street food, Vietnam is a popular destination for budget travelers. Hostels start from $5-10 per night, meals from $3-5, and local transportation from
   $0.25-1.
2. Cambodia: Home to the magnificent Angkor Wat temple complex, Cambodia offers an affordable travel experience. Budget accommodations start at $5-15 per night, meals at $3-5, and tuk-tuks (three-wheeled vehicles) for a
   day’s tour cost around $20.
3. Laos: This laid-back country in Southeast Asia is known for its slow pace of life, stunning natural scenery, and affordable prices. Hostels start from $5-15 per night, meals at $3-5, and local transportation from $0.25-1.
4. Thailand: While it’s becoming more popular, Thailand still offers a range of budget-friendly options. You can find hostels for $10-20 per night, meals for $3-5, and local transportation from $0.50-2.
5. Peru: With its rich cultural heritage, stunning Inca ruins, and vibrant cities, Peru is an affordable destination in South America. Budget accommodations start at $10-20 per night, meals at $3-5, and local transportation from
   $1-5.
6. Hungary: This Eastern European country offers a mix of history, culture, and natural beauty at an affordable price. Hostels start from $15-25 per night, meals at $5-10, and public transportation from $0.50-2.
7. Bulgaria: Another affordable destination in Eastern Europe, Bulgaria has a rich history, stunning mountains, and beautiful beaches along the Black Sea coast. Budget accommodations start at $10-20 per night, meals at $3-5, and
   local transportation from $1-3.
8. Nepal: With its breathtaking Himalayan scenery, vibrant culture, and trekking opportunities, Nepal is a popular destination for budget travelers. Hostels start from $5-15 per night, meals at $2-4, and local transportation from
   $0.50-3.
9. Indonesia: This vast archipelago offers an affordable travel experience with its stunning beaches, vibrant cities, and rich cultural heritage. Budget accommodations start at $10-20 per night, meals at $3-5, and local
   transportation from $1-3.
10. Poland: Another affordable destination in Eastern Europe, Poland has a rich history, vibrant culture, and beautiful landscapes. Hostels start from $15-25 per night, meals at $5-10, and public transportation from $0.50-2.

Remember that prices can vary depending on the time of year, location within a country, and your personal travel style. Always research your destination before traveling to get an idea of the costs involved and plan accordingly.
Happy travels!