If you're spending some time in Downtown Lowell, Lowell Memorial Auditorium and Tsongas Arena are top sights worth seeing.

While visiting Highlands, you might make a stop by sights like Lowell Heritage State Park and Cambodia Town.

Though South Lowell might not have many top sights, you can venture to the surrounding area to see attractions like Lowell Memorial Auditorium and Lowell National Historical Park.

If you're spending some time in Belvidere, Concord River and Merrimack Repertory Theater are top sights worth seeing.