Loretto in United States offers a unique experience to travellers. After your splendid visit to Loretto, you can proceed to an important near-by city of Louisville. So, ideally any vacation planner would recommend you to visit Louisville for its bountiful attractions like Louisville Mega Cavern, Louisville Slugger Museum & Factory, Kentucky Derby Museum on your trip to Loretto. Also, to reach Loretto, you'll have to take a flight to Louisville; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. Most online packages to this city are of 1-2 days.
Don't just take a trip, let the trip take you! Have a enjoyable time at Loretto.