A million-plus books, discounts of up to 85% and free entry sound like a bookworm's fever dream — but that's exactly what Big Bad Wolf Books has set up in central Bangkok right now. The sale, marking the company's tenth year in Thailand, runs daily from 10am to midnight until October 13 inside Platinum Pop on Ratchadamri Road (the former Market Bangkok), directly opposite CentralWorld.

The scale is the headline act: the 21-day event spreads more than a million titles from over 40 local and international publishers across a sprawling two-floor, 6,000-square-metre footprint. Hours run long, from morning until midnight, so you can browse before work, after dinner or anywhere in between — handy given Bangkok's daytime heat and the crowds this sale usually attracts.

This year's standout feature is a dedicated Clearance Section with selected titles starting at just 20 baht, covering children's books, fiction and non-fiction. Stock works on a first-come, first-served basis, so popular picks can disappear quickly — another reason the midnight closing time matters. The catalogue leans on recognisable international names: Freida McFadden's The Housemaid's Secret, Rebecca Yarros's Iron Flame and the fourth Empyrean book, Colleen Hoover, David Walliams, Jay Shetty, plus Thai bestsellers like Baek Hee's But I Want To Die But I Still Want To Eat Tteokbokki. There are also remaindered titles, overstocks and selected self-published and local-press books in the mix.

For travellers, this is one of those events that doubles as an escape hatch. Ratchadamri sits in the middle of the Ratchaprasong shopping district, so a browse here slots easily between errands — it's a two-minute hop from CentralWorld and the Siam-area malls, with the BTS at Ratchadamri or Chidlom close by. Because the venue is air-conditioned and open until midnight, it's a natural evening stop after a day of temples or street food, and families with restless kids get a genuinely useful indoor activity for free.

A few practical notes if you're going: no admission fee, so you can wander in without commitment. Bring a bag (or buy one there) — at these prices people tend to leave with stacks, not single titles. English-language and Thai titles sit side by side, so it works whether you're stocking up for the flight home or hunting gifts. And if the clearance corner is on your list, go early in the sale window rather than the final days, when the 20-baht picks thin out.

Big Bad Wolf's model is built on volume and low prices rather than rarities, so don't expect a collector's fair — expect a treasure-hunt atmosphere where a trolley-load costs less than a single hardback back home. For book-loving visitors in Bangkok between now and October 13, it's an easy, free way to spend an evening, and a reminder that some of the city's best shopping events never make the mall directory.