Black and white photograph of a field with a large dirt mound in the background, possibly ruins, taken from Adivino (Pyramid of the Magician).

Black and white photograph of a field, taken from Adivino (Pyramid of the Magician).

Black and white photograph taken from Adivino (Pyramid of the Magician) of a field with a fenced in dirt circle in the foreground. A dirt path is visible leading to the fenced in area.

Black and white photograph of a forest area taken from Adivino (Pyramid of the Magician), with fields visible in the distance.

Black and white photograph of a forest taken from Adivino (Pyramid of the Magician).

Black and white photograph of a forest taken from Adivino (Pyramid of the Magician).

Black and white photograph of a forest area from above with a large mound, possibly a pyramid, visible in the distance, taken at Uxmal, Mexico.

Black and white photograph of a forest from above.

Black and white photograph of a forest area from above with a large mound visible in the distance, taken at Uxmal, Mexico.

Black and white photograph of a forest from above, taken at Uxmal, Mexico. Field grass is visible in the foreground.

Black and white photograph of a street from a second-floor balcony. A crowd of people are standing next to two automobiles parked on the street, with several people standing or sitting next to chairs at tables on one side of the street.

Black and white photograph of a crowd of people standing on a cement dock next to a warehouse. One of the warehouse garage doors are open and people are visible standing inside the warehouse.

Black and white photograph of the view east from Uxmal Station Elena. A partially curved stone roof with pointed roof decorations is visible above a forest.

Black and white photograph of a forest taken from a rooftop at Uxmal Station Elena. A stone ledge is visible at the bottom of the image. Two structures are visible in the forest.

Black and white photograph of a forest from above.

Black and white photograph of a forest from above.

Black and white photograph of the corner of the rooftop of ruins. A person is visible in the bottom right corner of the image. A small wall is built on the edge of the building with three round arched holes. Bells are visible in the lower two arches.…

Black and white photograph of seven people standing around a telescope on top of a curved stone roof. Two people are visible to the left of the curved portion of the roof next to a bell tower. A forest is visible in the background.

Black and white photograph of the ruins of a stone, two-story building with multiple doors in the stone structure. A dirt path leads up to the structure with smaller structures on either side of the path. The photo is taken looking through a…

Black and white photograph of the ruins of a stone structure with multiple doors along the side of the structure. Carvings are visible in parts of the stone.

Black and white photograph of the ruins of a stone building. Five doorways are visible on this side of the structure with cloth hanging to form doors. A smaller structure is visible on top of the main structure, and carvings are visible on every area…

Black and white photograph of the stone house of Ida Merrill Hewitt, sister of Robert H. Merrill. A woman, likely Ida, is sitting in a chair in front of the house, and there are several palm trees in front of the house.

Black and white photograph of the front of the house of Ida Merrill Hewitt, sister of Robert H. Merrill. A paved path leads to the front porch.

Black and white photograph of the front of the house of Ida Merrill Hewitt, sister of Robert H. Merrill. A paved path leads to the front porch.