In Amsterdam, the Over the Edge swing, the highest in Europe at more than 300 feet off the ground, opened in August 2016 on the Lookout observation deck atop the A’DAM Tower (Overhoeksplein 5, 1031 KS, Amsterdam, Netherlands; phone +31 20 242 01 00, www.adamlookout.com). Each swing holds two riders and takes them over the edge of the building, with views of the city under their feet.Open daily, 10:30 a.m.-9 p.m. An observation deck ticket costs €12.50 (near $13.40). An Over...

Located just south of Zürich, the spa town of Baden, Switzerland, hosts the folk festival known as Badenfahrt (www.badenfahrt.ch [in German only]) every 10 years. The festival, with theater performances and open-air concerts plus parades, special events at area restaurants and bars and fireworks over the Stein Castle ruins, is scheduled for Aug. 18-27, 2017. A million-plus visitors are expected. 

A 10-day festival pass costs CHF45 and a one-day pass, available Aug. 1, CHF15 (...

Museums at Night, produced by the British arts-charity organization Culture24 and being held this year May 17-20, will feature after-hours events — such as music, lectures and tours — at museums and historical properties across the UK. Among the venues are London’s Charles Dickens Museum, the Roman Baths in Bath, Wakefield’s Yorkshire Sculpture Park and the Tudor House Museum in Worcester. For events and ticket info, visit museumsatnight.org.uk.