Elena's Legacy. Texts written by Elena, excerpts from texts she liked, her artworks.

Manhattan Buildings Steam engines,  electricity, made energy available to do many more times the work that people and animals had done b...

Reach for the Sky The industrial world Skycrapers are a product of the Industrial Revolution, which began in England in the eighteent...

Early Civilizations More than 5,000 years ago, a great civilization developed in Mesopotamia, the land between the Tigris and Euphrates...

Early American Empires The oldest architectural monuments in the Americas are found in present-day Mexico and along the west coast of S...

A Place to Live People must have shelter to survive. They will die without protection from the sun, rain, wind and cold. Today, people ...