Though it's San Diego County's smallest city in both size and population, Del Mar is one of its most widely known due to prominence of its Del Mar Race Track & Fairgrounds. The City of Del Mar with about 2 square miles of land for its 5,211 residents, the city gives up almost one quarter to the fairgrounds. But its beaches stretch from Del Mar Shores Beach Park in the north edge of Torrey Pine State Reserve and the La Jolla Underwater Park in the south.

Perched on the cliffs of Italy's Amalfi Coast, Positano is a picturesque haven renowned for its dramatic beauty and charming character. This coastal gem is celebrated for its colorful, cascading buildings that cling to the steep hillsides, offering stunning views of the turquoise waters of the Tyrrhenian Sea. The town’s narrow, winding streets are lined with boutique shops, cafes, and restaurants, inviting visitors to explore its vibrant atmosphere.

La Jolla, California, is a coastal gem nestled within San Diego, renowned for its breathtaking cliffs, pristine beaches, and charming village atmosphere. One of the main draws is the La Jolla Cove, a picturesque spot that offers crystal-clear waters perfect for snorkeling, kayaking, and spotting marine life, including the iconic California sea lions that sunbathe on the rocks.

Mljet National Park sits on the western side of Mljet Island in Croatia’s Adriatic Sea, a place where saltwater lakes meet ancient forest pathways. The park stretches across nearly one-third of the island, with Veliko Jezero (Great Lake) and Malo Jezero (Small Lake) as their most striking features. These two saltwater lakes are connected by a narrow channel to the open sea, creating calm blue waters that draw visitors for swims, casual kayak outings, or peaceful cycles around the shaded paths.

Pula, a historic city located on the Istrian Peninsula in Croatia, is renowned for its impressive Roman heritage and vibrant cultural scene. The city's centerpiece is the Pula Arena, one of the best-preserved Roman amphitheaters in the world. This monumental structure, built in the 1st century AD, offers visitors a glimpse into ancient spectacles and gladiatorial contests. Today, it hosts various events, including concerts and film festivals.