Take a tour of Monument to the Discoveries in Lisbon, Portugal – part of the World’s Greatest Attractions series by GeoBeats. Where can you find all of Portugal’s greatest explorers in one place? On the bank of the Tagus, at the Monument to the Discoveries. The striking, monolithic statue rises 50 meters in the shape of an early explorer’s ship. Climbing upwards towards knowledge are dozens of explorers bearing emblems of discovery. At their head is Henry the Navigator holding a small caravel in his hands. The Monument of Discoveries serves as a stirring symbol of humanity’s progress through the years.