consecrated. The original church was in the Catalan-Gothic style, as can be seen in the five chapels of the presbytery, which also include the base of the bell tower. The nave and the two aisles are of late Renaissance style. In the 20th century a Neo-Classical narthex was added to the façade, radically altering its appearance. The church of St. Francis (1360, rebuilt in the late 16th century). Original Catalan-Gothic parts can be seen over the high altar, the presbytery chapels and the San Sacramento Chapel. The bell tower is from the first half of the 16th century. The church of St. Michael. The Madonna del Santo Rosario. Others The Torre del Portal, built at the expense of the Jewish community in Alghero in 1360, and the Tower dell'Esperò Reial (16th century). Palazzo D'Albis (16th century), a typical example of the Aragonese architecture of the 16th century. In October 1541 it housed the Emperor Charles V. Neptune's Grotto, a large cave discovered in the 19th century. Palazzo Carcassona The coral of Alghero is among the finest in the Mediterranean with a reputation for quantity, quality, compression and ruby red color. Indeed, this coral is one of the most important economic aspects of the territory, giving this stretch of the coast its name, the Riviera del Corallo. The coat of arms and flag of Alghero include a branch of the valuable red coral on a foundation of rock. Territory Another of Alghero features is its landscape. It has several beaches, bays and natural parks on the shoreline. Capo Caccia promontory and its lighthouse are landmarks. Coast and beaches Spiaggia di Poglina o della Speranza San Giovanni Lido Maria Pia Le Bombarde Lazzaretto Mugoni La Stalla Le Bombarde Punta Negra Cala Dragunara Natural parks Area naturale marina protetta Capo Caccia – Isola Piana Parco regionale di Porto Conte Transport and infrastructures Alghero is well-connected. Roads lead to Sassari, the province's capital. The main port for passengers is 30 kilometers away and Alghero – Fertilia airport has national and international flights. Roads Strada statale 127bis Settentrionale Sarda, leading to Porto Conte (north) and Sassari (east). Strada statale 291 della Nurra, from Fertilia to Sassari. Strada provinciale 42 dei Due Mari, reaching the port in Porto Torres. Strada provinciale 105 Alghero-Bosa, panoramical road, it starts in the southern part of Alghero and goes along the shore to Bosa. Strada statale 291 dir del Calich,