Oranjestad is the capital of the Dutch island of Aruba, in the Caribbean Sea. Near the marina, the 18th-century Fort Zoutman and the Willem III Tower, formerly a lighthouse, house the Historical Museum, which documents the island’s past. The Archaeological Museum exhibits indigenous artifacts dating back to 2500 BC. C. onwards. Next to the coast is the L.G. promenade. Smith Boulevard, with boutiques and shopping centers.