| Explorer Vasco da ___ | 21 |
| Explorer Vasco da __ | 20 |
| Explorer Vasco -- | 17 |
| Explorer Vasco | 14 |
| Explorer Uemura | 15 |
| Explorer Tasman of Tasmania fame | 32 |
| Explorer Tasman | 15 |
| Explorer Sverdrup | 17 |
| Explorer Sven ___ | 17 |
| Explorer Sir Francis | 20 |
| Explorer Sieur de ___ | 21 |
| Explorer Sieur de La ___ | 24 |
| Explorer Shackleton | 19 |
| Explorer Sebastian | 18 |
| Explorer Roberta Lynn | 21 |
| Explorer Richard Byrd's plane | 33 |
| Explorer Ponce ___ | 18 |
| Explorer Ponce de ___ | 21 |
| Explorer Ponce de __ | 20 |
| Explorer Polo | 13 |
| Explorer Pike | 13 |
| Explorer or TrailBlazer, say | 28 |
| Explorer or TrailBlazer, briefly | 32 |
| Explorer or Pathfinder | 22 |
| Explorer or Navigator, briefly | 30 |
| Explorer or Escape, in brief | 28 |
| Explorer or Equinox | 19 |
| Explorer or actor | 17 |
| Explorer on PBS | 15 |
| Explorer on Nickelodeon | 23 |
| Explorer on Nick Jr. | 20 |
| Explorer on Nick | 16 |
| Explorer on many a young kid's backpack | 43 |
| Explorer of the Southwest | 25 |
| Explorer of the Rockies | 23 |
| Explorer of the Canadian arctic coast | 37 |
| Explorer of the Canadian Arctic | 31 |
| Explorer of sorts | 17 |
| Explorer of science fiction | 27 |
| Explorer of Polynesia and Easter Island | 39 |
| Explorer of North America's eastern coast in 1524 | 53 |
| Explorer of Nickelodeon | 23 |
| Explorer of New Mexico | 22 |
| Explorer of New France | 22 |
| Explorer of N.M.: 16th century | 30 |
| Explorer of kidvid | 18 |
| Explorer of kids' TV | 24 |
| Explorer of kids' cartoons | 30 |
| Explorer of kiddie TV | 21 |
| Explorer of India | 17 |
| Explorer of Florida, 1539 | 25 |
| Explorer of Florida | 19 |
| Explorer of Canada's coast | 30 |
| Explorer of Australia | 21 |
| Explorer of 1803-06 | 19 |
| Explorer of 1400's | 22 |
| Explorer of 1000 | 16 |
| Explorer of "Silent World" | 36 |
| Explorer Marquez | 16 |
| Explorer Marco | 14 |
| Explorer maker | 14 |
| Explorer Mac | 12 |
| Explorer Leif's father | 26 |
| Explorer Leif | 13 |
| Explorer La ___ | 15 |
| Explorer Juan Ponce ___ | 23 |
| Explorer Juan de ___ | 20 |
| Explorer Johnson et al. | 23 |
| Explorer Johnson | 16 |
| Explorer John or Sebastian | 26 |
| Explorer John or actor Sebastian | 32 |
| Explorer John et al. | 20 |
| Explorer John and performer Charlotte | 37 |
| Explorer John and others | 24 |
| Explorer John and comical Charlotte | 35 |
| Explorer John and actress Charlotte | 35 |
| Explorer John | 13 |
| Explorer initials | 17 |
| Explorer in the suburbs | 23 |
| Explorer Heyerdahl | 18 |
| Explorer Hernando de ___ | 24 |
| Explorer Hernando de __ | 23 |
| Explorer Hernando de -- | 23 |
| Explorer Hernando | 17 |
| Explorer Hedin, first to accurately map Tibet | 45 |
| Explorer Hedin | 14 |
| Explorer from Venice | 20 |
| Explorer from Spain | 19 |
| Explorer from old Venice | 24 |
| Explorer from ca. A.D. 1000 | 27 |
| Explorer Francis | 16 |
| Explorer for whom America is named | 34 |
| Explorer for whom a sea was named | 33 |
| Explorer for whom a Colorado peak is named | 42 |
| Explorer for whom a Canadian strait is named | 44 |
| Explorer Eriksson | 17 |
| Explorer Ericsson | 17 |
| Explorer Ericson | 16 |
| Explorer dubbed "The Pathfinder" | 42 |
| Explorer Dias's Cabo Tormentoso | 35 |