Travelers on the Arabian Sea often find themselves in Muscat, on the Gulf of Oman. This port capital is situated between ocean and mountains, and boasts lovely beaches, great diving sites (watch for turtles!), 16th-century forts, and the impressive Sultan Qaboos Grand Mosque, which can hold 20,000 people.

Denmark is a country shaped by water, wind, and centuries of human ingenuity. In places like Roskilde, visitors can see five original Viking ships at the Viking Ship Museum and even try rowing a replica longboat across the fjord. In Copenhagen, the harbor once used by merchants and sailors now welcomes swimmers, kayakers, and ferries, with historic warehouses repurposed into restaurants and museums.

Progreso, a coastal city in the state of Yucatán, offers travelers a relaxed atmosphere with strong ties to the sea. Founded in 1871 as a port to support trade in the region, Progreso now welcomes both cargo ships and cruise liners to its shores. Its most defining feature is the Progreso Pier, one of the longest in the world, stretching over 6 kilometers into the Gulf of Mexico.

Ogunquit is a beautiful place by the sea. Offering quaint New England flavor of the Village Center, Ogunquit is a bustling holiday haven to visitors from all over the world. Ogunquit today remains a tranquil, small village that continues to offer almost everything to almost everyone as perhaps nowhere else in the country can.

Phillip Island, a serene escape located just 90 minutes from Melbourne, Australia, is a natural wonderland that entices visitors with its stunning coastal landscapes and unique wildlife experiences. The island is most famous for its Penguin Parade, where every evening at sunset, hundreds of little penguins—the smallest penguin species in the world—waddle ashore to their burrows on Summerland Beach.