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Sudoku puzzles

Will We Ever Run Out of Sudoku Puzzles?

Advertising poster for the opening in Paris of "Montagnes Russes" (Russian Mountains), c. 1882-1888, by an anonymous artist; in the collection of the Musee Carnavalet, Paris, France. (graphic arts, posters, roller coasters)

Where Was the First Roller Coaster Invented?

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Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Rural Irish landscape, Sligo, Ireland.

Why Is Ireland Two Countries?

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

Hemp (Cannabis sativa).

9 Mind-Altering Plants

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puzzle word game number game anagram logic puzzle riddle Scrabble palindrome acrostic charade bouts-rimés ghosts

Key People

Margaret Petherbridge Farrar

American editor