The Highlands in Grand Rapids reminding dog owners to pick up after their pooches and last updated 2021-03-05 18:52:29-05 GRAND RAPIDS, Mich. â Thereâs a bit of a messy situation at happening a nature preserve on Grand Rapidsâs west side. The Highlands within Blandford Nature Center is reminding dog walkers and others to pick up after themselves. Itâs a problem theyâre seeing more of as temps start to warm up. âThe trail has been getting a little messy,â said Julie Batty, the land stewardship manager at Blandford Nature Center. They're seeing the biggest issue at the Highlands.