History portal

1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833

1770s
1780s
1790s
1800s
1810s
1820s
1830s
1840s
1850s
1860s
1870s

Categories

Categories:

Zoos by year of establishment
Zoos established in the 1820s
Educational organizations established in 1828