Once inside the sculpture, there is a rubber mat on the base to allow viewers to move within the space safely.
There is a bullseye shaped pattern consisting of a thin red outline, surrounding a large blue circle.
The word barrow means a prehistoric burial mound used by Celtic people of France, England, Scotland, and Ireland.
While inside the mound's central rounded space, a beam of light came streaming in through a slot in the ceiling.
The artists had crushed red oxide rock into a powder, and then blown it around their hands, leaving a negative imprint on the wall.
The thumb and forefinger were touching, leaving behind a repeated circle pattern along the walls of the cave.
She earned her bachelor's degree at Sarah Lawrence College, and her Master of Fine Arts at Columbia University.
Viney has used a quotation from Albert Einstein in her artist statement: "Look, look deep into nature and you will understand everything better."