Biathlon - Snowshoeing and cross-country skiing

A blonde child is touching a cave painting on a cave wall. The painting depicts a black animal and red hands. The cave wall is yellow and textured.

Several workers in yellow and orange safety gear are working on a metal structure above a railway track. A blue train is passing underneath the bridge. Cranes and construction equipment are visible nearby. The site is surrounded by a construction area with safety barriers.

A man is pushing a little girl on a swing attached to a tree in a park. The little girl is wearing a red dress and black shoes. The man, dressed in a green shirt, is holding the ropes of the swing. The green leaves of the tree create a canopy above them.

Several children and adults are gathered around telescopes during an astronomy workshop. The children, dressed in winter coats, are observing the sky through the instruments. An adult is adjusting a telescope while other children wait their turn. The location appears to be an outdoor courtyard with a building in the background.

Several explorers are inside an underground cave. A bright green light emanates from a pool of water located in the center of the cave. The cave walls are rocky and feature various geological formations. The explorers are wearing safety equipment and appear to be examining their surroundings.

A group of children surrounds a natural spring, observing with curiosity. An adult, likely a teacher, shows something in a book or notebook. The children are dressed in colorful clothing and appear captivated by what they see. The spring is surrounded by vegetation and stones, with a small wooden bridge leading to it.

A child wearing a headlamp is exploring a cave. The child is dressed in a blue and red jacket and is crawling on the rocky ground. The cave is dimly lit, with visible rocky walls and a few other lamps in the background.

An isolated mountain refuge with a metal structure and stairs leading to the entrance. People are visible outside, and the refuge is surrounded by rocks and vegetation. The landscape is mountainous with grassy slopes and scattered trees.

Several children are gathered around a girl who is showing something through a magnifying glass. They are wearing casual clothes and caps. One of the children is holding a magnifying glass and observing intently. The setting appears to be a grassy area with yellow flowers in the background.

A group of children and adults pose for a photo during a mountain hike. They are equipped with hiking sticks and wearing outdoor clothing. The landscape shows rocks and green trees in the background.

Two wolves, one white and one gray, are standing on rocks in a snowy forest. The trees around them are covered with snow, and the ground is strewn with rocks and moss.