This image is of a small section of the Needles Highway in Custer State Park in South Dakota, featuring one of many tunnel sections carved from the massive rock formations along the highway.
“Plastichrome” by Colourpicture., Boston 15, Mass., U.S.A.
The description on this card is unreadable due to damage on the card, some of which is visible in the upper section of the photo. The road is also known as South Dakota Highway 87.
This card likely dates from the 1950s.