1/6: A landlocked country within Rome, Vatican City is the smallest country. / Image: Unsplash

2/6: Monaco is a small but beautiful Southern European country. / Image: Unsplash

3/6: Nauru, located in Oceania, Micronesia is an island country with abundant natural beauty. / Image: Unsplash

4/6: Tuvalu is a beach country in Oceania, Polynesia. / Image: AP

5/6: San Marino is a picturesque country in Europe, it is enclaved by Italy. / Image: Unsplash

6/6: This German-speaking Western European country is in the Alps between Switzerland and Austria. / Image: Unsplash