Labadee, a private peninsula on Haiti’s northern coast, is an exclusive destination for Royal Caribbean cruise guests. Surrounded by dramatic green mountains and the sparkling waters of the Caribbean Sea, it offers a mix of natural beauty and curated resort-style amenities.

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.

Asmara, the capital of Eritrea, is a city where time seems to have paused in the mid-20th century. Known for its remarkably preserved Italian modernist architecture, the city has earned recognition as a UNESCO World Heritage Site.

Tonga is distinctly different to its neighboring island nations. This Polynesian kingdom, made up of 170 islands, carries a proud history that dates back over 3,000 years. On the main island of Tongatapu, travelers can explore ancient stone structures like the Haʻamonga ʻa Maui Trilithon—sometimes called the Stonehenge of the Pacific. Royal tombs in Lapaha offer a glimpse into the lineage of Tonga’s kings, while village life remains guided by customs that have changed little over centuries.

Syracuse, located on the eastern coast of Sicily, is a city where history and the sea converge in unforgettable ways. Founded by ancient Greeks in the 8th century BC, it became one of the most powerful city-states of its time. Today, visitors can explore the impressive archaeological park of Neapolis, which features a vast Greek theatre, Roman amphitheater, and the Ear of Dionysius, a limestone cave known for its remarkable acoustics.