Hyderabad, Feb. 5 -- For many travellers in Hyderabad, an international holiday usually means detailed planning and long itineraries. But what if you could explore an entire country in just one day? It may sound surprising, but there are countries so small that you can comfortably walk across them within hours. Despite their size, they are rich in history, culture and scenic beauty.

Top 6 smallest countries in the world

1. Vatican City

Covering only about 0.44 square kilometres, Vatican City is the smallest country in the world. Located within Rome, it can technically be crossed in less than an hour. However, visitors rarely rush. St Peter's Basilica, the Sistine Chapel, and the Vatican Museums hold some of the world's most important a...