Sailing around the world offers an epic way to explore the world. On a 128-day journey with Viking Ocean Cruises, you can visit many places you've always dreamed of. The sailing departs from Miami and visits five continents, 35 countries and 64 ports of call. Many other cruise lines offer a variety of cruises around the world, including Silversea Cruises, Cunard Line, Azamara Club Cruises, Crystal Cruises, Holland America Line, Regent Seven Seas Cruises and Princess Cruises.