James Cook had a long career of exploration, mapping and writing journals about trips to Newfoundland, Australia, and New Zealand among other places. The "modern" day Columbus?
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Maps of his major voyages:

I have lived in Cambridge in my house since 1966 + 4 years in Baker House while a student at MIT in 1956-1960. From 1967-1986 I worked in a ~40…
Today is Memorial day, Of course I am young enough to remember when it was called Decoration Day. You have to give a lot of credit to those who did…
Today is Martin Luther King day. A very incredible person who was a constructive activist in the civil rights movement in the 50s and '60s…