PioneerSquare.org, Waterfall Garden Park sits where United Parcel Service (UPS) was founded in Seattle in 1907 as the American Messenger Company. Who knew!? Waterfall Garden Park "is still maintained by the Anne E. Casey Foundation, which was started by UPS’s founder." The 22-foot man-made waterfall has tables and chairs to invite visitors. Come to explore, relax or learn at this little haven in the concrete jungle, open daily 8 a.m. to 3:45 p.m. (Image:{ }Jeffrey Martin{ }/ Seattle Refined){ }" key="twitter:description"/>PioneerSquare.org, Waterfall Garden Park sits where United Parcel Service (UPS) was founded in Seattle in 1907 as the American Messenger Company. Who knew!? Waterfall Garden Park "is still maintained by the Anne E. Casey Foundation, which was started by UPS’s founder." The 22-foot man-made waterfall has tables and chairs to invite visitors. Come to explore, relax or learn at this little haven in the concrete jungle, open daily 8 a.m. to 3:45 p.m. (Image:{ }Jeffrey Martin{ }/ Seattle Refined){ }" key="og:description"/>