If you're looking for some top things to see and do in Kumintang Ibaba and surrounding area, you can visit SM City Batangas and Plaza Mabini Park.
If you're spending some time in Poblacion, Plaza Mabini Park and Basilica dela Immaculada Concepcion are top sights worth seeing.
Though Barangay 16 might not have many top sights, you can venture to the surrounding area to see attractions like Plaza Mabini Park and SM City Batangas.