antimony, [40].

Apennines, [96], [122], [128], [131], [151], [152], [160], [163].

Apulia, [28], [95], [149].

Aquæ Sextiæ, [165].

Aquitaine, [161].

Arabian desert, [72], [73], [117].

Aral sea, [142].

Aralo-Caspian basin, [72].

Arameans, [117].

Arctic Circle, [157].