Sol LeWitt's Tower (DC) was conceived in 1989 and installed on the grounds of deCordova Sculpture Park and Museum in 2009. The sixteen-foot sculpture, or “structure” to use LeWitt’s preferred term, seamlessly blends past and present building traditions. The design evokes ancient pyramids and ziggurats, which have a wide horizontal base and decrease incrementally as the structure rises. Built of modular concrete blocks, Tower (DC) also conjures associations with modern skyscrapers, which often use the same stepped architectural formation of these ancient precedents. The gradual unsheathing of the structure reveals its central core at the highest point, conveying a feeling of ascension.