Pompeii, Italy, is a mesmerizing time capsule that invites travelers to step back into the world of ancient Rome. Once a thriving city, Pompeii was abruptly buried under volcanic ash and pumice following the catastrophic eruption of Mount Vesuvius in 79 AD. This tragic event preserved the city in remarkable detail, allowing visitors today to walk the cobbled streets and witness a snapshot of Roman life, from grand villas and bathhouses to bakeries and amphitheaters.

Mount Kenya, the majestic volcanic mountain located in central Kenya, is a natural wonder that captivates visitors with its dramatic landscapes and rich biodiversity. As Africa's second-highest peak, standing at 5,199 meters (17,057 feet), Mount Kenya offers an array of trekking routes that lead adventurers through lush forests, alpine meadows, and glacial valleys.

Crater Lake National Park, Oregon, offers a breathtaking display of natural beauty centered around the deepest lake in the United States. Formed by the collapse of a volcanic caldera, Crater Lake is renowned for its stunningly clear blue waters, which are the result of rain and snowfall filling the caldera. The lake's unique color and clarity are due to its depth and the purity of its water, making it a visual marvel that attracts visitors year-round.

New Orleans is unlike any other city in the United States. Founded in 1718, it carries layers of French, Spanish, African, and Caribbean influence that can be felt in everything from its architecture to its street music. The French Quarter, the oldest neighborhood in the city, is full of iron-laced balconies, gas lamps, and narrow streets that echo with the sounds of live jazz.

Tahiti is a veritable paradise in the South Pacific. The largest and most populous island of French Polynesia's Society Islands, Tahiti is known for its iconic overwater bungalows, crystal-clear cerulean water, and lush, tropical rainforests.