Glass blocks are nifty architectural elements that are used to bring light into dark areas. Here's how they're manufactured from recycled glass pieces, sand, soda ash, and limestone.
Chris enlists a team of students to power a giant hamster-wheel powered crane. Can they raise a 5300 pound block of stone the way the ancient Romans did?
Georgie Fitzgerald is the supervisor in charge of keeping the massive concrete operation at Tower One running on schedule. With a team of over 200 to manage, Georgie covers more ground than anyone else at Tower One. So when he says to "move along ...
On December 8, 1941 more than 12,000 people were lined up and marched out of the city to meet their death, creating "Bloody Sunday," the second largest massacre of Jews during World War II!