Biserujka Cave is located on the island of Krk 300 meters north-west of the Rudine village. Just follow the signs along the roads on island. The cave is adjusted to tourists and offers a wealth of cave decorations - calcareous sinters, stalagmites, and stalactites. According to a speleological classification, it represents a simple cave with mouth that lead into a gently sloping cave channel. Its underground areas include: Mouth, Balcony, Shaft, Great Hall, Northern Channel, Arched Hall and Cypress Hall.
Baska Aquarium offers a unique experience of sea life and underwater world of the Croatian Adriatic Sea. Richness and diversity of Adriatic fish (catfish, moray, lobster, grouper, octopus ...) are displayed in twenty-one aquariums that occupy 35 m3 of the sea.
Kosljun is small island in Punat bay off the coast of Krk. It is approximately 300 meters in diameter and covers an area of 6.5 hectares. The only inhabitants are a group of Franciscan monks living in St. Mary's Monastery. There are no beaches and there is no swimming on Kosljun, and guests are instructed to dress politely. Local boats often connect Punat and Island Kosljun. Boat ride last aproximately 10 minutes.