“Jewels of Mongolia”

 13 days, 12 nights. Departures June-September 2015. Lodging in 4-star hotels and ger (yurt) camps. Highlights: In Ulaanbaatar, Bogd Khan Palace museum/in Kharkhorin, ruins of Erdene Zuu Monastery/17th-century Tuvkhon Monastery/Orkhon Waterfall/soak in Tsenkher Hot Springs/at Khorgo Volcano, hike or ride horseback/Lake Huvsgul, home to Tsaatan (“Reindeer People”). $2,286-$3,130 ppdo. Single supp., $482. Responsible Travel (First Floor, Edge House, 42 Bond St., Brighton, Sussex, England, BN1 1RD, U.K.; phone +44 01273 823 700, www.responsibletravel.com).