Ключевые слова: adventure, beach, beautiful, biodiversity, biological diversity, bontang city, coastal protection, conservation, east kalimantan, eco tourism, ecology, ecosystem, environment, environmental preservation, fauna, flora, forest, green, indonesia, island, jungle, landscape, landscape photography, local community, mangrove, mangrove forest, mangrove roots, natural ambiance, natural charm, nature, nature photography, ocean, outdoor activities, protection, relaxation, river, rural, scenic view, stunning landscape, sunset, sustainability, tourism, tranquility, travel, travel journal, tropical, tropical beach, wetland, wildlife,