The Hospital Real de Todos-os-Santos was a major hospital in Lisbon, Portugal. The hospital was built between 1492 and 1504 and was destroyed in the 1755 Lisbon earthquake, along with most of the city. It was never fully rebuilt and was finally demolished in 1775.

Lisbon is the capital and largest city of Portugal, with an estimated population of 548,703 as of 2022 within its administrative limits and 2,871,133 within the metropolis. Lisbon is mainland Europe's westernmost capital city and the only one along the Atlantic coast, the others being on islands. The city lies in the western portion of the Iberian Peninsula, on the northern shore of the River Tagus. The western portion of its metro area, the Portuguese Riviera, hosts the westernmost point of Continental Europe, culminating at Cabo da Roca.