Rosera is a town (subdivision) at the bank of River Budhi Gandak. It is a municipality in Samastipur district in the Indian state of Bihar. Wikipedia
Is Rosera in India on your travel bucket list? This online travel guide is all you need to have before planning your trip. The nearest major city to Rosera is Bodhgaya. Add Bodhgaya to your vacation plan, it has an interesting bunch of activities to do on your visit like Great Buddha Statue, Thai Monastery, Bodhgaya Multimedia Museum. Also, to reach Rosera, you'll have to take a flight to Bodhgaya; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. Get in the character of the city, this city requires at least of 1 to 2 number of days of exploration.
Don't just take a trip, let the trip take you! Have a enjoyable time at Rosera.