What is a pontoon bridge? History of science
A pontoon bridge from the Column of Marcus Aurelius, in Rome A pontoon bridge is a temporary bridge that you make by lining up a lot of boats crossways across the river, [...]
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09, 2017
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07, 2017
Hero and Leander – a Greek story
Leander swimming to Hero (from Pompeii) Who was Hero? In this Greek version of an old story, Hero was a priestess of Aphrodite, whose father sent her to live alone in [...]
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07, 2017
Second Persian War – ancient Greece
Gold coin of Xerxes (or another Persian king) After the Athenians beat the Persians in the First Persian War, at the battle of Marathon, the Persians left the Greeks alone for [...]
