'Botswana's Okavango Swamp is a remnant of an inland sea that once covered this desert'
the Kalahari
DESERTS: Botswanas Okavango Swamp is a remnant of an inland sea that once covered this desert
Botswana's Okavango Swamp is a remnant of an inland sea that once covered this desert
Botswana's Okavango Swamp is a remnant of an inland sea that once covered this desert
DESERTS
the Kalahari
DESERTS