Sustainable living -- Juvenile literature. Social entrepreneurship -- Juvenile literature. Social action -- Juvenile literature. Environmental protection -- Citizen participation -- Juvenile literature.

Tour Eiffel (Paris, France) -- Juvenile literature. Paris (France) -- Buildings, structures, etc. Eiffel, Gustave, 1832-1923 -- Juvenile literature.

Historic buildings -- France -- Paris -- Juvenile literature. Walking -- France -- Paris -- Juvenile literature. Toy and movable books -- Specimens. Paris (France) -- Description and travel -- Juvenile literature. Paris (France) -- Buildings, structures, etc. -- Juvenile literature.

Pennsylvania Station (New York, N.Y.) -- Juvenile literature Pennsylvania Station (New York, N.Y.) Historic buildings -- New York (State) -- New York -- Juvenile literature Historic buildings -- New York (State) -- New York New York (N.Y.) -- Buildings, structures, etc. -- Juvenile literature