t’s important to note that the ability to travel, as well as the safety and restrictions surrounding travel, can change rapidly in the wake of the COVID-19 pandemic. As of my knowledge cut off in 2021, here are ten countries that are popular travel destinations and have taken steps to reopen to visitors:

1. Greece: With its stunning beaches, ancient ruins, and rich history, Greece is a popular destination for travelers. The country has been open for tourism since May 2021, with COVID-19 protocols in place.
2. Spain: Spain is known for its beaches, vibrant culture, and delicious cuisine. The country has been open for tourism since June 2021, with COVID-19 protocols in place.
3. Italy: Italy is famous for its beautiful cities, stunning coastlines, and rich cultural heritage. The country has been open for tourism since June 2021, with COVID-19 protocols in place.
4. Portugal: Portugal is a popular destination for its beaches, charming towns, and delicious cuisine. The country has been open for tourism since June 2021, with COVID-19 protocols in place.
5. Croatia: Croatia is a popular destination for its stunning coastline, historic cities, and vibrant culture. The country has been open for tourism since June 2021, with COVID-19 protocols in place.
6. Turkey: Turkey is a destination known for its rich history, beautiful beaches, and vibrant culture. The country has been open for tourism since June 2021, with COVID-19 protocols in place.
7. Thailand: Thailand is known for its beautiful beaches, rich culture, and delicious cuisine. The country has been open for tourism since July 2021, with COVID-19 protocols in place.
8. Costa Rica: Costa Rica is a popular destination for its stunning landscapes, rich wildlife, and adventurous activities. The country has been open for tourism since August 2021, with COVID-19 protocols in place.
9. Maldives: The Maldives is a popular destination for its beautiful beaches, stunning scenery, and vibrant marine life. The country has been open for tourism since July 2021, with COVID-19 protocols in place.
10. Mexico: Mexico is known for its beautiful beaches, rich history, and vibrant culture. The country has been open for tourism since June 2021, with COVID-19 protocols in place.

It’s important to check the latest travel restrictions, quarantine requirements, and health and safety measures before planning any trips.