Warsaw stands as one of Europe’s most resilient cities, having rebuilt itself almost entirely after World War II. The Old Town, meticulously reconstructed using paintings by Italian artist Bernardo Bellotto, feels centuries old but is, in fact, less than a hundred years in its current form. Behind the medieval facades lie stories of uprisings, resistance, and quiet defiance. Visitors walking through Castle Square can enter the Royal Castle, where Poland’s Constitution of May 3, 1791 was adopted.

One of San Cristobal Island's most popular visitor sites is Cerro Brujo, with its expansive white sand beach and a lagoon that locals once used as a salt mine but now offers excellent snorkeling opportunities. Another must-see is Kicker Rock, a fascinating rock formation that looks like a boot from one angle (hence its English name) and like a sleeping lion from another (thus its Spanish name, Roca León Dormido).

Glacier Bay’s untouched beauty will astound you. A National Park and Preserve, as well as a UNESCO World Heritage site, it is covered with stunning tidewater glaciers and a variety of native flora and fauna. Be on the lookout for the variety of eye-catching wildlife, including eagles, moose, and humpback whales, who have made Glacier Bay home.

Angkor Wat, located near Siem Reap in Cambodia, is a mesmerizing testament to the grandeur of the Khmer Empire and one of the world's most remarkable archaeological sites. Built in the early 12th century by King Suryavarman II, Angkor Wat was originally dedicated to the Hindu god Vishnu but later became a Buddhist temple.

The Irish Republic's second largest city is a surprisingly appealing place - you'll find time passes effortlessly during the day, and by night the pub scene is lively. The town center is uniquely situated on an island between two channels of the Lee River.