The Atantano Shrine is a historic commemorative marker near Piti, Guam.

The oldest inscription marks the initial construction of the road between Piti and Agat under the governorship of Don Felipe Cerain in 1784–85.

The second inscription commemorates the creation of rice fields in the area under by Governor Don Francisco Villabos in 1832–34, and the third marks the reconstruction of the coast road during the governorship of Edward John Dorn in 1908–09.

Commemorative markers of this type were a fixture of Spanish colonial administration that were adopted by Guamanians.

This article about a property in Guam on the National Register of Historic Places is a stub.