Atypical die clashes: America the Beautiful quarters:

In 2010, the United States Mint began issuing 56 quarter-dollar coins featuring designs depicting national parks and other national sites as part of the United States Mint America the Beautiful Quarters Program. 

ATYPICAL DIE CLASHES:

 ADC-25c-2011P-01(OL) 

ADC-25c-2016P-01-(RO)

ADC-25c2017D-01(EI)

ADC-25c-2017P-01(EM)

ADC-25c-2017P-01(MO)

ADC-25c-2018P-01(CI)

ADC-25c-2018P-01(MV)

ADC-25c-2020P-01-(WF)

ADC-25c-2020P-01-(AS)