[Tumnin mineral spring. History of development].

The article dwells upon the history of the discovery of the Tumnin mineral spring, the establishment and development of the Far Eastern health resort «Goryachy Klyuch,» located in the basin of Chope creek, a tributary of the largest river in the eastern macroslope of Sikhote Alin, Tumnin river, located 25 km from the Strait of Tartary. A historical sketch since the first mentioning of the Tumnin mineral spring from 1903 to the present day, as well as the results of hydrogeological expeditions to determine the chemical composition and α-activity of Tumnin mineral water at different periods, are presented. A contribution of a geological expedition that established a large deep-lying tectonic structure permeable to upwelling thermal water flows is described.

[Kolyma health resort «Talaya» (to its 80th birthday)].

The article is devoted to the history of the creation and establishment of the Far Eastern resort «Talaya», located in the Far North of Russia, in the Magadan Region among the hills of the Kolyma Range, in the valley of the Talaya River. A historical essay is presented from 1868 to the present days, including periods of the resort's development at various stages of Russia's formation (pre-revolutionary, post-revolutionary periods, the era of developed socialism, present times). The contribution of resort doctors, geologists, employees of research institutes to the study of the mechanism of action and clinical effectiveness of the use of Tal mineral water is described.

[Balneological resource of the 'Zharkie Vody' (Hot Waters) spring (Iturup Island)].

Background: It is necessary to develop a balneotherapeutic and tourist-recreational complex on Iturup Island (hereinafter referred to as Iturup Island). This investigation was conducted in the framework of the federal target program 'Socioeconomic development of the Kuril Islands, Sakhalin Region, for 2007-2015' under No. 478 dated 08.

[Annenskie mineral waters: the history of discovery (the 150th anniversary of the balneotherapeutic centre spa "Annenskie waters")].

The present article is an attempt to create a complete picture of the history of foundation of the first Far East balneotherapeutic spa centre known as "Annenskie waters". This article brings together the legends and historical information concerning this locality dated since 1858 up to the present time. The main stages of the development of the medical centre are reviewed starting from the period of unorganized chaotic attendance to the creation of the modern comfortable spa facility, building new bathrooms, halls, dormitories, dining and auxiliary premises.

[Peat peloids from the Bichevskoye deposits of the Khabarovsk region and their physicochemical characteristics].

The authors present information about the resources of sulfide silt peloids at the Bichevskoye peat field of the Khabarovsk region. Their physicochemical properties, the fragmentary carbon composition of the liquid and concentrated peat phases, as well as the elemental composition of the organic compounds present in peat hydrolysates are described. The results of high-tech investigations confirm the presence of biologically active humic substances in the peat.