The John and Mary Pappajohn Sculpture Park is a 4.4 acre parcel of land that features a number of amazing pieces of art.
The park is located near the west entrance of downtown at 1330 Grand Avenue. It's open during normal city park hours (sunrise to sunset). Guided tours are available April 1st through October 31st. You can learn more about those here.
This is a great place to take your family, read a book, make a picnic or just relax.
Some of the other buildings visible in this picture are: Wellmark Blue Cross Blue Shield - far left; The Century Link Building - with the tall tower; and 801 Grand - the tallest building in Des Moines.