The phrase "main boulevard" refers to a large and prominent road in a city. It is typically busy with lots of traffic and lined with shops, restaurants, and other businesses. Full definition
Walking down the bustling main boulevards in the heart of Paris, early Belle Epoch Parisians would be hard - pressed to deny the seduction of these ads. (dallasartnews.com)
It's the city's tree - and - money - lined main boulevard, where a perfect day or two can be spent exploring the best Melbourne has to offer. (travelandleisure.com)
If you'd rather not have a vehicle of your own, the city has a growing network of public buses on the main boulevards which senior citizens can travel for free on. (cnbc.com)