Listing your car with FlightCar (www.flightcar.com) allows you to park for free at select airports and possibly earn a little money renting your car to other travelers. 

FlightCar lots are currently located at these airports: Boston Logan, Philadelphia, Washington Dulles, Baltimore, Austin, Dallas/Ft Worth, Denver, Seattle-Tacoma, Portland, Oakland, San Francisco, San Jose, Los Angeles and San Diego.

To list your car, go to the website and click on “List a Car,” answer some...

The exhibit “Shoes: Pleasure & Pain,” with nearly 200 pairs of shoes from around the world, mostly of modern design but some dating as far back as ancient Egypt, is running June 13, 2015-Jan. 31, 2016, at London’s Victoria & Albert Museum (Cromwell Rd.; phone +44 20 7942 2000, www.vam.ac.uk), a 5-minute walk from the South Kensington underground station. Open 10 a.m.-5:45 p.m. Sat.-Thurs. and 10-10 Fri. Admission is free. 

On a select few nights each year, visitors to Vancouver, British Columbia, can have a sleepover at the Vancouver Aquarium (845 Avison Way, Vancouver, B.C., V6G 3E2, Canada; phone 604/659-3552 if booking a sleepover or 604/659-3400 for general inquiries). Individuals and couples can join any “Family Themed Sleepovers.”

After the aquarium has closed, guests take a tour, hear guest speakers and visit the marine lab before crawling into sleeping bags beside a marine gallery, such as the...