Charts & Graphs arts & letters Rome Wasn’t Built in a Day The time it took to create great works of art. View
Charts & Graphs memory Lost Archives The destructive power of fires, invading armies, and server migrations. View
Charts & Graphs home House Museums There are an estimated 15,000 operational house museums in the United States. View
Charts & Graphs book of nature Cost of a Fur Coat The number of animals involved in the making of a coat. View
Charts & Graphs education The Prospective Student’s Guide to Medieval Universities A handbook for time travelers. View
Charts & Graphs philanthropy Apples to Apples Comparing the efficiency of sound-alike charities. View
Charts & Graphs fashion Hair Extensions Historical beards and hairstyles, from down low to up high. View
