The Bosnian city of Mostar lies at a crossroads of cultures: just inland from the Adriatic coast, in the southern part of Bosnia-Herzegovina. Mostar’s inhabitants are a mix of Orthodox Serbs, Catholic Croats, and Muslim Bosniaks who lived in seeming harmony before the Yugoslav Wars of the 1990s, then suffered horribly when warring neighborhoods turned the city into a killing zone. The persistent reminders of the war make my visit emotionally draining, but I’m hopeful that...

The walled town of Rothenburg, midway between Frankfurt and Munich, offers the best look possible at medieval Germany. And in this theme park of a town, the best ride is the night watchman’s town walk. Each night during the tourist season, with his eyebrows frozen in a raised position, the night watchman listens to the clock tower clang nine times. Then he winks, picks up his hellebarde (long-poled ax), and lights his lantern. Welcoming the English-speaking group gathered in 15th-...

Dear Globetrotter:

Welcome to the 545th issue of your monthly worldwide travel magazine — not cowed by COVID, still in publication.

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In my last column, I provided information on many countries’ and nonsovereign territories’ COVID-related entry requirements for American leisure travelers, or, rather, those that were in place on May 14, 2021, according to the US Department of State’s travel website travel.state.gov/...