74
WEST AFRICA.
of Teyde. East of the central cone is the peak of Alta Vista (10,900 feet), where
in 1856 Piazzi Smyth established his observatory far above the clouds that veiled
of Teyde. East of the central cone is the peak of Alta Vista (10,900 feet), where
in 1856 Piazzi Smyth established his observatory far above the clouds that veiled