Some of the most spectacular scenery is found on a trip to the San Juan Islands. No wonder. This 100-million-year-old mountain range turned archipelago, located a few miles northwest of Seattle, changes dramatically with the tide. There are 743 islands at low tide--and 428 at high tide.

An island in the Strait of Mackinac where Lake Huron and Lake Michigan meet at the northern tip of the State of Michigan.

The turnoff for Locarno is located near Bellinzona, the capital of Ticino. By train, Locarno is well served from Zurich and Milan, as it is by road. Lovers of beautiful landscapes starting out from Geneva and Lausanne owe it to themselves to pass through Simplon and the Centovalli by taking the picturesque little train that links Domodossola to Locarno.

Formally called Ocean Cay MSC Marine Reserve, Ocean Cay is a private island only accessible to MSC Cruises guests. Activities include beachside lounging, snorkeling, paddle boarding, lighthouse climbing, dining, shopping and more.

Tunis' white-washed, blue-shuttered buildings hide a treasure trove of Arabic and Ottoman art. Inspect illuminated manuscripts from the Koran, follow the twists and turns of the fascinating old Medina (inner city), marvel at the ornate Palace of Dar Ben Abduallah and the magnificent Djamaa-Ez-Zitouna Mosque, whose 184 columns were "recycled" from the rocky ruins of Carthage.