Start the tour in the local tourist dock and board a modern and comfortable boat. Set sail and cross the wide Ushuaia Bay until you reach the Beagle Channel through Paso Chico. Then, navigate around the Bird's Island where you can appreciate species of the Tierra del Fuego's seabirds such as skuas, black-browed albatross, steam ducks, cauquenes, cook seagulls, and gray seagulls. After that, reach Sea Lion Island which also belongs to the Bridges Archipelago and is inhabited by 2 different species of sea lion. Arrive at the Les Eclaireurs (The Illuminators) Lighthouse where you will find imperial and rocky cormorants colonies. Hear the story of the collapse of the SS Monte Cervantes in 1930. Next, descend into Puerto Karelo to see the authentic shelly deposits (conchero's) of Yamana peoples. Enjoy a guided hike here which lasts takes approximately 20 minutes, finishing at a panoramic viewpoint where you can capture excellent photographs. On the return journey, marvel at the incredible views of the surrounding mountain ranges and sumptuous vegetation which surround the city of Ushuaia.