1. John Cabot: Cabot, an Italian who traveled under English patronage, explored the coast of North America in 1497, reaching Newfoundland and Canada.
2. Francis Drake: Drake was an English explorer, sea captain, and naval officer who circumnavigated the world from 1577 to 1580, becoming the first Englishman to do so.
3. Walter Raleigh: Raleigh was a prominent English explorer, courtier, and writer who founded the Roanoke Colony in present-day North Carolina in 1585.
4. James Cook: Cook was a renowned English explorer, navigator, and cartographer who made three extensive voyages to the Pacific Ocean between 1768 and 1779. During these expeditions, he charted many Pacific islands, including Hawaii and Australia's east coast.
5. David Livingstone: Livingstone was a Scottish explorer, missionary, and physician who explored Central and Southern Africa in the 19th century. He is particularly famous for his expeditions in search of the source of the Nile River.
6. Ernest Shackleton: Shackleton was an Anglo-Irish Antarctic explorer who led three British expeditions to Antarctica early in the 20th century. He is known for his leadership during the Imperial Trans-Antarctic Expedition of 1914-1917, during which his ship Endurance became trapped in ice, leading to a remarkable survival story.