Quark Expeditions  
   Tour operator offering adventure cruises to the North Pole, Arctic and Antarctic on board ice-breakers and ice strengthened vessels. Includes itineraries, prices, vessel information, and booking details.
   http://www.quarkexpeditions.com/

Victory Adventure Travel  
   Offers sailing cruises to Chilean Patagonia, Tierra Del Fuego and Cape Horn, Antarctic and South Georgia. Includes trip details, services offered, pricing, and an FAQ.
   http://www.victory-cruises.com/

Polar Quest  
   Offers adventure cruises to numerous polar destinations, both north and south. Includes detailed trip descriptions, information about vessels, pricing, and a printable reservations form.
   http://www.polar-quest.com/

The Polar Travel Company  
   Offers polar expeditions and tours to the Arctic and Antarctic. Includes detailed descriptions of offerings, maps, bulletin boards, and a contact form.
   http://www.polartravel.co.uk/

Arcturus Expeditions  
   Offering expeditions and cruises to the Arctic and Antarctic regions. Organization details, maps, and contact information.
   http://www.arcturusexpeditions.co.uk/

Expedition Cruises  
   Provides cruises to the Arctic and Antarctic regions from small ship cruise companies. Listed packages include information about destinations, ships, itineraries, and pricing.
   http://www.expeditioncruises.com/

ExpeditionTrips.com  
   Offers expeditions cruises to the Arctic and Antarctic regions. Includes research and community information, and packages details with itineraries and pricing.
   http://www.expeditiontrips.com/

Antarctica Expeditions  
   Brazilian couple describes their expeditions to the Antarctic Peninsula, Las Malvinas, South Georgia, Weddell Sea and the North Pole, and offers to provide slide presentations, and arrange expeditions.
   http://www.antarcticacruises.com.ar

Polar-Travel.com  
   Organisation and realisation of tours and expeditions to polar and subpolar regions (Greenland, Svalbard, Kamchatka, Patagonia, Antarctica). Includes photo galleries, organisation information, and program details.
   http://www.polar-travel.com