Athens boasts several famous farmer markets where locals and visitors alike can experience the vibrant atmosphere and abundance of fresh produce. One notable market is the Varvakios Agora, also known as the Athens Central Market. Located in the heart of the city, this bustling market offers a wide variety of fruits, vegetables, meats, seafood, and spices. It's a lively place where vendors shout out their prices and shoppers haggle for the best deals. 

Known as the Central Vegetable Market of Athens, the beautiful Central Fruits & Vegetables Market at Rendis is a bustling Eden filled with an abundance of fruits, vegetables, cheeses, meats, fish, and all the unique and rare products from every corner of Greece in outstanding varieties. 

Open on Sundays as well, it transforms grocery shopping into a festive morning fair and, sharing some secrets, at Mezeklikia, savor the delectable local specialties while sipping tsipouro. And you are at Polpo if the aroma of fresh fish fill your senses. You can buy the best fish here, and if you would rather not cook it yourself, pull up a chair in the sun. They will grill it and serve it to you. 
Another popular market is the Monastiraki Flea Market, situated in the historic Monastiraki neighborhood near the Acropolis. While primarily known for its antique shops and souvenir stalls, the Monastiraki Flea Market also features vendors selling fresh fruits, nuts, and traditional Greek snacks.

Additionally, the weekly street market in the neighborhood of Exarcheia is famous for its organic produce, artisanal products, and alternative vibe. Held every Saturday, in Kallidromiou Str., this market attracts a diverse crowd of locals and visitors seeking high-quality, locally sourced goods.