Stella Maris is the striking former seaside colony on Montesilvano's waterfront, with a shape that stands out among the modern resort buildings. It is one of the few pieces of architecture along the beach that feels truly memorable.
You do not need to plan a long visit, but it is worth noticing on a seafront walk. Buildings like this give the Adriatic resorts a bit of historical texture beyond sand, sunbeds, and summer crowds.