One option is to take the Crescent train from Atlanta to New York City, and then transfer to the Acela Express train to Boston. The total trip time for this route is approximately 18 hours.
Another option is to take the Palmetto train from Atlanta to Washington, D.C., and then transfer to the Northeast Regional train to Boston. The total trip time for this route is approximately 19 hours.
Finally, you could also take the Silver Meteor train from Atlanta to New York City, and then transfer to the Lake Shore Limited train to Boston. The total trip time for this route is approximately 21 hours.
The best train to take from Atlanta to Boston depends on your budget, schedule, and preferences. If you're looking for the fastest option, the Crescent train is the best choice. If you're looking for the most affordable option, the Palmetto train is the best choice. And if you're looking for the most scenic option, the Silver Meteor train is the best choice.