AVIAARKTIKA Tupolev ANT-4, CCCP H-317, currently located at the Ulyanovsk Aircraft Museum in Ulyanovsk Baratayevka Airport (Central) (UWLL), is the only surviving example of the ANT-4.
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Aviarktika established routes along the rivers and lakes of Siberia and Northern Russia; the Ob River with a base at Omsk, on the Irtysh and Yenisei rivers, with a base at Krasnoyarsk, on the Angara near Lake Baikal at Irkutsk, and at Yakutsk on the Lena.