This is a wonderful collection of 33 different images of bridges, photographed at different times of the day.
This resource would make an excellent introduction to anyone teaching about bridges. It also has a link at the end of the presentation to a great set of teaching and studying notes about the 5 main types of bridges.
I would especially use this resource if I were going to present a bridge building challenge to my class, so they have an idea about the different ways they could build a l