Whether you are in D.C. on business or vacation, you'll find that it's a fascinating city that is full of history, art, theatre, and dramatic monuments.

Konya has served as a spiritual center for centuries. Every December, the Şeb‑i Arûs festival marks the passing of Rumi, the Persian mystic, and draws Sufis and visitors from around the world to witness the Sema. Whirling dervish dance is performed to the sound of ney flutes and drums. In one of the country's most hushed and vivid traditions, performers spin in unison in flowing white skirts, a scene that blends meditation with graceful motion in a way found nowhere else.

An island of international renown, Hydra is one of the first islands to have been discovered by tourism and, due to the short distance from Athens, has for years hosted a large number of tourists.

Yerevan, the capital of Armenia, is one of the oldest continuously inhabited cities in the world, with a history stretching back more than 2,800 years. Despite its ancient roots, it feels vibrant and modern, with wide boulevards, lively cafes, and an ever-present view of the majestic Mount Ararat on the horizon.

Zacatecas, built into the slopes of a narrow ravine in north-central Mexico, is a city with a deep mining past and a striking skyline. The historic center, a UNESCO World Heritage Site, is known for its pink cantera stone buildings, narrow alleys, and impressive baroque facades. The Cathedral Basilica of Zacatecas, completed in 1752, stands as one of the most detailed examples of Mexican baroque architecture, with hundreds of carved figures covering its sandstone exterior.