I  INTRODUCTION
Sir Christopher Wren (1632-1723), English architect, scientist, and mathematician, who is considered his country’s foremost architect. His work, in a simple version of the baroque style, displayed great inventiveness in design and engineering. The Wren style strongly influenced English architecture in the Georgian period and its colonial version in America.

II  EARLY [...]

I  INTRODUCTION
Ernest Shackleton (1874-1922), British explorer of Antarctica. Shackleton led three expeditions to the Antarctic, on one of them coming within 179 km (111 mi) of reaching the South Pole—the closest anyone had come at that time. Shackleton is most remembered for leading the fabled Endurance expedition, in which his men survived for ten [...]