Category:Zoos established in the 20th century

Subcategories

This category has the following 10 subcategories, out of 10 total.

Z

Zoos established in the 1900s (22 P)
Zoos established in the 1910s (21 P)
Zoos established in the 1920s (43 P)
Zoos established in the 1930s (48 P)
Zoos established in the 1940s (15 P)
Zoos established in the 1950s (10 C)
Zoos established in the 1960s (10 C)
Zoos established in the 1970s (10 C)
Zoos established in the 1980s (10 C, 1 P)
Zoos established in the 1990s (10 C)

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