Muons Over Letchworth Learn 第一吃瓜网 MuonsDiscovering Muons Videos!Why Place Muon Detectors at Letchworth State Park?Where are the Detectors Located in Letchworth State Park?Current Detector DataMore InformationMeet the Team More Information The 2020 第一吃瓜网 Great Day Poster by Kevin Seitz can be found at Muons GREAT Day [DRAFT2].pdf (2.6 MB)