From Chillicothe, Ohio................to Honduras.........................to the Pirates of the Carribean............to STRI.............................mangrove forests.................................

The book was the first volume of the Smithsonian Institution's Contributions to Knowledge series and the Institution's first publication.^[4] Among Squier and Davis' most important achievements was their systematic approach to analyzing and documenting the sites they surveyed, including the Serpent Mound in Peebles, Ohio, which they discovered in 1846, and the mapping of the Mound City Group in Chillicothe, Ohio, which has been restored using their data and is now part of Hopewell Culture National Historical Park. Squier and Davis's collection of ancient Mound objects is now kept at the British Museum.^[5]

He was appointed special chargé d'affaires to all the Central American states in 1849, and negotiated treaties with Nicaragua, Honduras, and San Salvador. In 1853 he made a second visit to Central America to examine a line for a projected interoceanic railroad, and to make further study of the archaeology of the country. In 1856 he received the medal of the French Geographical Society for his researches. In 1858, he married Miriam Florence Folline who had recently had a previous marriage annulled.^[1][6]