F71       Foer,J.
Carved by lava centuries of eruptions have created hidden networks of caves under Hawaii's volcanoes. Below, lava floews out of one of the underground passageways into the sea J. Foer ; photogr. C. Peter // National Geographic. - 2017. - Vol. 231 No. 6. - С. 112-127. - .
	УДК 551.21