Isabela Island is the largest of the Galapagos islands, on the western end of the archipelago. Shaped like a seahorse when viewed from above, Isabella is home to more wild tortoises than any other island, as well as a wide variety of other animal, bird and marine life.

Texas is a state where size meets story from high plains to coastal shores, every region brings something distinct to the table. In San Antonio, visitors can walk through centuries of layered history starting at the Alamo, a site of one of the most famous battles in the state’s fight for independence. The nearby San Antonio Missions, a UNESCO World Heritage Site, offers a deeper look into the Spanish colonial influence that shaped the region.

Cambridge, Massachusetts, sits across the Charles River from Boston and is known for its universities, historic neighborhoods, research institutions, and distinctive network of public squares. Harvard University and the Massachusetts Institute of Technology give the city an international academic profile, while areas such as Harvard Square, Central Square, Kendall Square, and Inman Square each have their own mix of shops, restaurants, cultural venues, and businesses.

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.

Chetumal is the capital of the Mexican state of Quintana Roo, located near the border with Belize on the western side of Chetumal Bay. Unlike the large resort centers farther north on the Caribbean coast, the city functions primarily as a government, commercial, and cultural center.