the mansion of Camiña Balay nga Bato and the Convento de Arevalo. During the Spanish and American eras, the city developed its own unique charm that exudes a typical European city in the east which differed it from other cities just like the old Manila in the Philippines. It was in the said eras that architectural perspective of Iloilo flourished with European styled edifices and stately mansions was built which stands of Iloilo's once economic and political importance in its heyday. Calle Real (Royal Street) which stretches from Plazoleta Gay up to Plaza Alfonso XII (Plaza Libertad) is Iloilo's Escolta (a heritage street in Manila) lined with commercial edifices that possesses European designs. Calle Real is Iloilo's old Central Business District and is considered as the second-most preserved heritage business district in the Philippines. The street during the Iloilo's economic heyday during the late 19th and early 20th centuries when the Puerto de Iloilo (Port of Iloilo) was opened to the international trade is a melting pot and common ground for people of different walks of life, race and color. Stores back then in Calle Real sells luxury goods and items from all over the world. Iloilo also possesses structures built during the prelude of the American colonial period in the Philippines. Aduana de Iloilo (Iloilo Customs House) and old Iloilo City Hall are notable of the structures built during the said colonial period. Iloilo Customs House, the second-largest customs house after the Aduana in Manila was built the Filipino Architect Juan M. Arellano. In farther north is the town of Jaro, the largest of all the district of the City of Iloilo. Once a separate city before it merged with the City of Iloilo in the 1940s, is considered as a town of piousness, old rich and grandeur. Many notable Spanish Ilonggos settled and the said area and built their grand mansions and villas. The town's architecture is heavily influenced by the Hispanic and American cultures. Grand mansions with imposing European styled facades and motifs of 'Buena Familias' or "Old-rich families" (Spanish-Chinese-Filipino families) of Jaro like the Lopez, Ledesma, Lizares, Jalandoni, Javellana and Locsin families that some of it lines the first millionaire row in the Philippine islands still stands to this day. Two of notable mansions that attest to Jaro's importance as an old rich town that developed out of the sugar boom during the Spanish colonial period