This Mesoamerican archaeological site was an important regional center and capital of the Toltec Empire between the fall of Teotihuacan and the rise of Tenochtitlan. Tula contains many impressive sights, including the basalt columns carved in the shape of Toltec warriors on the Pyramid of Quetzalcoatl.

This pleasant port town provides a nice, calmer contrast to bustling Rome, so travelers are advised to not simply pass through, but linger and discover more of Civitavecchia. Explore Forte Michelangelo, shop at Corso Centocelle, see the neoclassical Trajan Theatre, and delve into the therapeutic Taurine Baths of Civitavecchia.

Suriname’s forests cover more than nine‑tenths of the country and house an astounding array of wildlife. The Central Suriname Nature Reserve, one of the largest rainforest sanctuaries on Earth, shelters jaguars, giant river otters, and hundreds of bird species. Nearer the capital, Brownsberg Nature Park offers forest trails and waterfalls amid 1,450 plant and 350 bird species, just a short drive from Paramaribo.

Taormina, with its hilltop location above the Ionian Sea, is easily one of Italy's most beautiful places. As it's packed with people in the summertime, recommended months to visit include April and September.

Arequipa, known as the "White City," is built from sillar, a pale volcanic stone that glows in the sunlight. This architectural detail gives the historic center its striking appearance and has earned it recognition as a UNESCO World Heritage Site. Towering above the city is the perfectly symmetrical Misti Volcano, which, along with two neighboring peaks, forms a dramatic backdrop.