Quark Expeditions is one of the leading operators of expedition cruises, especially in polar regions offering adventurous journeys in reasonable comfort on powerful, Russian polar icebreakers.  They have many firsts to their name including the 1st North Pole voyage, the 1st Circumnavigation of Antarctica, the 1st Northeast Passage. All cruises are accompanied by a dedicated and experienced staff of expedition leaders, naturalists and lecturers.

The fleet comprises powerful, Russian polar icebreakers with a Russian Captain, officers and crew who are considered to be the world's leaders in icebreaker operations. All are experienced in navigation under severe conditions in the Polar Regions.