Hi, I sell MANY National Geographic hardcover books (not the magazines) and I am having a HECK of a time finding even 1 book category that fits. It is a long list so thanks in advance for considering this. Here are my suggestions:
Books: Nonfiction: Travel, Geography and Exploration: Africa
Books: Nonfiction: Travel, Geography and Exploration: Asia
Books: Nonfiction: Travel, Geography and Exploration: Australia, Oceania
Books: Nonfiction: Travel, Geography and Exploration: Canada
Books: Nonfiction: Travel, Geography and Exploration: Caribbean
Books: Nonfiction: Travel, Geography and Exploration: China
Books: Nonfiction: Travel, Geography and Exploration: England
Books: Nonfiction: Travel, Geography and Exploration: Europe
Books: Nonfiction: Travel, Geography and Exploration: France
Books: Nonfiction: Travel, Geography and Exploration: Germany
Books: Nonfiction: Travel, Geography and Exploration: India
Books: Nonfiction: Travel, Geography and Exploration: Ireland
Books: Nonfiction: Travel, Geography and Exploration: Italy
Books: Nonfiction: Travel, Geography and Exploration: Japan
Books: Nonfiction: Travel, Geography and Exploration: Latin America
Books: Nonfiction: Travel, Geography and Exploration: Mediterranean
Books: Nonfiction: Travel, Geography and Exploration: Middle East
Books: Nonfiction: Travel, Geography and Exploration: Netherlands
Books: Nonfiction: Travel, Geography and Exploration: North America
Books: Nonfiction: Travel, Geography and Exploration: Spain
Books: Nonfiction: Travel, Geography and Exploration: Sweden
Books: Nonfiction: Travel, Geography and Exploration: US General Travel
Books: Nonfiction: Travel, Geography and Exploration: US Midwest
Books: Nonfiction: Travel, Geography and Exploration: US Northeast
Books: Nonfiction: Travel, Geography and Exploration: US South
Books: Nonfiction: Travel, Geography and Exploration: US West
Books: Nonfiction: Travel, Geography and Exploration: Other