- 1824 Washington Harbor Rd, Washington, WI 54246
School House Beach is a unique pebble beach part of the Niagara Escarpment and one of only five such beaches in the world. Although there is no sand, it is a popular swimming beach due to its bright, clear water. There are plenty of picnic tables and grills, so bring along a picnic to enjoy. There is a large open-air pavilion with picnic tables and restroom facilities.