HAPPENIN’ OTSEGO for SATURDAY, JUNE 10 Explore Hall, Park, & Local Organizations BLOCK PARTY – 10 a.m. to 3 p.m. Celebrate the start of the summer season with local organizations from Hyde Hall and Glimmerglass State Park to the Otsego Boat Deputy, Otsego Outdoors, and Springfield Center Library. The Rolling Meadows clydesdales will be on hand to greet visitors, the Susquehanna SPCA will have opportunities for adoptions, and Hanzolo will be performing live from noon to 2 p.m. Hyde Hall, 267 Glimmerglass State Park Road, Cooperstown. (607) 547-5098 or visit hydehall.org/block-party-on-june-10-with-hyde-hall-glimmerglass-state-park/ BAG SALE – 8:30 a.m. Find a wide variety of clothing,…