| Explorers -- Portugal -- Biography. Matches 2 items |
| Explorers -- Portugal -- Biography -- Juvenile literature. Matches 1 item |
| Explorers -- Scotland -- Biography. Matches 1 item |
| Explorers -- South America -- History. Matches 1 item |
| Explorers -- Spain -- Biography. Matches 8 items |
| Explorers -- Spain -- Diaries. Matches 3 items |
| Explorers -- Study and teaching (Elementary) Matches 1 item |
| Explorers -- United States -- Biography. Matches 4 items |
| Explorers -- United States -- Biography -- Juvenile literature. Matches 1 item |
| Explorers -- West (U.S.) -- Biography. Matches 11 items |