The 550th Anniversary of the Execution of Joana Call stamp (Scott 855), issued by French Andorra in 2022, is a popular choice for both Halloween-themed collectors and unconventional stamp collectors. Nestled in the Pyrenees Mountains between Spain and France, the small principality of Andorra has a unique history and governance. Since 1278, it has been ruled jointly by two co-princes: the bishop of Urgell in ...