They wanted to find a better living enviorment and a new settlement as saying new world they may or may not mean a new land that has stuff they have never used seen and ate thus my answer hope i gave you an idea
The Mauryan Empire lead to the spread of Hinduism because it was a major religion at the time and Hindu priests were an important part of the emperor's court. Ashoka, who was a powerful ruler who converted to Buddhism, still had his Hindu priests in his court. He helped the spread of Buddhism as he sent many Buddhist missionaries on trips in hopes of inspiring his people to become Buddhist. He also made a council dedicated to the expansion and reform of Buddhism and many merchants became Buddhist, popularizing it in other locations outside of the Mauryan Empire.
Crossing the Silk Road, Marco Polo brought elements of Western culture to the East and Eastern culture back to the West.
Because of his exploration for trade of what is today modern China, Indonesia, Mongolia, Sri Lanka, and India, the east experienced Western culture.
Furthermore, his journeys were documented in the Book of the Marvels of the World which presented to Europeans the Asian cities and countries.
Hunting wild animals is what they did