Originally a noble residence, Casa de las Conchas has served various purposes, including as the headquarters of Menendez Pelayo College and the administrative seat of the Count of Santa Coloma. In 1967, it was leased to the city council for a symbolic amount and later restored to house Salamanca's public library.The building features a charming courtyard with Gothic ironwork and a facade displaying the coat of arms of the Catholic Monarchs19. Its historical significance and architectural beauty make it a notable landmark in Salamanca, attracting visitors from around the world. Today, visitors can explore the library and admire the building's unique architecture and ornate details.