While Traveling!
One of my favorite things to do while traveling.

San Telmo Flea Market, Buenos Aires, Argentina
Please go to a country in “Where”; for shopping that only applies to that destination.
Also, check out “Tens” under “Wows”.
Flea Markets
Brooklyn Flea: New York City, USA.
Dose: Chicago, USA.
Feria de San Pedro Telmo: Buenos Aires, Argentina.
Each neighborhood of Paris hosts its own flea market; in a revolving year-round schedule.
Pariscope magazine, found at any newsstand, has a full listing.
Le Marché Serpette: Paris, France.
Marché aux Puces St-Ouen: a.k.a. Clignancourt; Paris, France.
Jaffa Flea Market: Tel Aviv, Israel.
Panjiayuan Jiuhuo Shichang: Beijing, China.
Bazaars
BHV / Marais: Paris, France.
Marrakesh Souk: Marrakesh, Morocco.
Johari Bazaar: Jaipur, India.
Grand Bazaar: Istanbul, Turkey.
Street Markets
St. Lawrence: Toronto, Canada.
Union Square Greenmarket: New York City, NY.
Mercado Libertad: Guadalajara, Mexico.
Castries Market: St. Lucia.
Ver-o-Peso: Belém, Brazil.
Mercado Central: Santiago, Chile.
Borough Market: London, England.
Brixton Village Market: London, England.
Kauppatori: Helsinki, Finland.
Izmailovsky Market: Moscow, Russia.
Cours Saleya: Nice, France.
La Vucciria: Palermo, Italy.
Neighbourgoods Market: Cape Town, South Africa.
Chatuchak Weekend Market: Bangkok, Thailand.
Kreta Ayer Wet Market: Singapore.
Department Stores
Harrods: London, England.
Le Bon Marché, Galeries Lafayette, Printemps, and Franck & Fils: all in Paris, France.
Book Stores
Shakespeare and Books: Paris, France. An English language bookstore across from Notre Dame Cathedral. George Whitman and daughter Sylvia run. There are 9 beds in the Russian and Romance sections, that can be earned by working for 1 hour per day. Allen Ginsburg and William Burroughs have visited.
European Union
When shopping bring your passport, and make sure you ask for a EU VAT Form filled out with your receipt.
Then turn them in at an EC booth at the airport to receive your sales tax back. At least in theory!
Rick Steves discusses this at https://www.ricksteves.com/travel-tips/money/vat-refunds;