The most serious is melanoma. Like all body tissues our skin is made up of cells: basal cells, squamous cells and melanocytes. Skin cancer types are named after the skin cell in which the cancer develops: basal cell carcinoma, squamous cell carcinoma and melanoma.
Pichilingue Harbour, La Paz, Baja California, Mexico. History. Although the city was officially founded in 1535, its area had been known by hunter and gatherer peoples since Neolithic times. Rock paintings and other artifacts dating as far back as 10,000 years ago attest to their presence in most regions of the Baja.
RÃ­o de la Plata and Paraguay. European explorers arrived in RÃ­o de la Plata in 1516. Their first Spanish settlement in this zone was the Fort of Sancti Spiritu established in 1527 next to the ParanÃ¡ River. Buenos Aires, a permanent colony, was established in 1536 and in 1537 AsunciÃ³n was established in the area that is now Paraguay.