An essential passageway between the Atlantic and Pacific Oceans, the Panama Canal is an extraordinary technological landmark and a testament to human innovation. Built in the early twentieth century by American engineers, the canal weaves through the Panamanian isthmus and allows easy access for commercial freighters and cruise ships alike.

Annapolis may be best known as the state capital, but its real charm lies in its deep maritime history, walkable streets, and Chesapeake Bay lifestyle. Founded in 1649, Annapolis served as the temporary capital of the United States in 1783 and is still home to the oldest state house in continuous legislative use. A visit to the Maryland State House, where George Washington famously resigned his military commission, offers a direct link to the early days of American democracy.

Nestled at the confluence of the Stikine and Wrangell Rivers, Wrangell, Alaska, offers a unique blend of history, culture, and natural beauty. This charming city, with its rich Tlingit heritage and historic sites, is an ideal destination for those seeking an authentic Alaskan experience.

The River Nile, most often associated with Egypt and its ancient civilizations, actually flows through eight other countries including Uganda, Ethiopia, Sudan, and Kenya. It is formed by two major tributaries, the White Nile and Blue Nile, and is considered by many to be the longest river in the world when measured from its source waters in Rwanda and Burundi.

Warnemunde (or Warnemünde) is a port city in Germany and a frequent stop on many Northern European cruises. Across the Baltic Sea from Denmark's capital, Copenhagen, this charming seaside city has a number of delightful attractions, including the Warnemünde Lighthouse, a variety of local shops along the marina, and surfing lessons on the beach.