>> the other riders are ralph waldo emerson, washington irving, author of "rick van winkle," thomas macaulay, who is famous work was the history of england from james second. american novelist nathaniel hawthorne, who published a book with a scarlet letter," in 1950. and sir walter scott, whose works included idaho, rob roy, and a lady of the lake. standing in front of the building in the evening, you can see the bus back lit from the lights in the great hall. and from the inside, the western evening sky of washington, as well as the washington monument serve as the backdrop. >> congress has always needed information. when they were in philadelphia and new york, there were libraries that they could go to. philadelphia had wonderful collections. but when they got to washington, d.c. in 1800, there were tobacco fields here. no libraries, no urban life. they still needed information. what they needed to do was create a library. the actual creation came in a bill signed by president john adams. the first books were ordered from england. >> when the capital expanded in the 18 20s, when they built the rotunda, they built the library of congress along the