Santa Cruz keeps its past in layers: Guanche mummies inside a Bourbon hospital, a 1575 fortress excavated beneath the main square, British colours captured in 1797, and the 1496 street plan of La Laguna that became the template for Havana and Lima.
Guanche mummies, trepanned skulls and thousands of pre-conquest ceramics fill the old Civil Hospital of 1745. The mummy hall explains how islanders embalmed their dead in volcanic caves before 1496. Tue–Sat 9:00–20:00, Sun 10:00–17:00.
Santa Cruz's mother church, begun in 1500 where Alonso Fernández de Lugo planted the conquest cross. Rebuilt after repeated fires, it keeps a six-nave Mudéjar timber interior, baroque retables and the 1786 bell tower.
Beneath Plaza de España lie the excavated basalt walls of the 1575 fortress that guarded the harbour for 350 years until it was demolished in 1928. The vaulted chamber displays El Tigre, the cannon credited with taking Nelson's arm.
The squat black-basalt fort of 1641 defended the southern anchorage and later overlooked the quay where enslaved Africans were landed. Its round tower, gun platform and powder magazine survive intact beside the seafront.
The 1854 barracks houses the Canarian military history centre and its Nelson room: British colours captured on 25 July 1797, period muskets, and a diorama of the night the Royal Navy assault on Santa Cruz collapsed on the pier.
The limestone cruciform monument raised between 1944 and 1948 to Franco's fallen still anchors the square, now ringed by Herzog & de Meuron's 2008 saltwater lake. Its survival under Spain's memory laws remains a live civic argument.
The oldest theatre in the Canary Islands opened in 1851 on the site of the Santo Domingo convent, a neoclassical horseshoe auditorium seating around 800. Guided visits cover the royal box, the painted dome and the backstage machinery.
Founded in 1855, the island's oldest social club occupies a palace on Plaza de la Candelaria with a Belle Époque ballroom and marble staircase. Facing it stands the Palacio de Carta of 1752, the finest Canarian courtyard house in the city.
Spain's first unwalled colonial grid, laid out in 1496 and UNESCO-listed since 1999 — the model copied in Havana, Cartagena and Lima. Plaza del Adelantado, the Casa de los Capitanes and Calle San Agustín's mansions sit within a ten-minute walk.
A 1593 Genoese merchant's mansion with carved Canarian balconies holds the island's history museum: conquest-era documents, sugar and wine trade ledgers, early charts of Tenerife and the furnishings of colonial island households.
The 19th-century quarter of dockworkers and fishermen kept its single-storey terraced houses and narrow lanes while the rest of Santa Cruz went vertical. Ochre patio homes, tiled street plaques and old corner grocers survive block after block.
Opened in 1810 during a yellow-fever outbreak, the city's first cemetery outside the walls holds neoclassical pantheons of merchant families, British consuls and early Carnival figures under cypress avenues and marble mourning angels.