"Stonehenge Decoded" sold widely. It was especially popular among the members of 1960s counter culture, who found that it followed a similar "wisdom of the ancients" line explored by Alexander Thom. Hawkins' theories still inform popular opinion of Stonehenge. Although some archaeologists are cautious to accept Hawkins' theories, many archaeoastronomers have built upon his work. Many scholars accept that the importance of astronomical alignment and large complexes being planned and constructed to fulfill cosmology has been demonstrated at other prehistoric sites, such as the Snake Mound and Cahokia in the United States.