Caledonia rhymes with:
new-caledonia, new-caledonia, new-caledonia, macedonia, new-caledonia, adonia, cydonia, donia, idonia, macedonia, madonia, new-caledonia, rondonia, sidonia, vidonia
Caledonia sounds like:
caledonian, calton, celadon, chilton, claudian, claudina, claudine, clayton, cleeton, coagulation, coalition, colden, collodion, colodny, colton, culleton, culton