Belém Tower stands at the edge of the Tagus River, a compact fortress with enough carved detail to reward a slow walk around it. One of Lisbon’s most recognisable monuments, it was built in the early 16th century under King Manuel I to help defend the river approach to the city and became a ceremonial gateway to the Portuguese capital.
The tower is a showpiece of Manueline architecture, Portugal’s ornate late-Gothic style shaped by the country’s maritime ambitions. Look for stone ropes, armillary spheres and crosses of the Order of Christ, as well as a small rhinoceros head on one of the turrets. Along with the nearby Jerónimos Monastery, Belém Tower is a UNESCO World Heritage Site and a reminder of the wealth and global reach of Portugal’s Age of Discovery, as well as its colonial history.
Inside, austere chambers and a narrow spiral staircase lead up through the tower, while the riverside setting offers a different perspective on the monument from outside. Check the official website for current opening hours and ticket arrangements before visiting, as access can change. The staircase can be steep and cramped, so wear comfortable shoes and allow extra time; combining the tower with the Jerónimos Monastery makes for an easy half-day in Belém.