You'll enjoy the museums and churches in Trondheim City Centre. You might want to make time for a stop at Torget Square or Olavshallen Concert Hall.
Bakklandet might not have many top sights, but Kristiansten Fortress and Old Town Bridge are two attractions nearby that you can check out.
While visiting Brattøra, you might make a stop by sights like Pirbadet and Rockheim.
Though Nedre Elvehavn may not have many top sights, you can venture to the surrounding area to see attractions like Olavshallen Concert Hall and Pirbadet.
While Lerkendal may not have many sights to explore, venturing just a little farther will lead you to top things to see and do like Lerkendal Stadium and Archbishop's Palace.