Gyeongbokgung is the palace Yi Seong-gye built in 1395 when he founded Joseon — basically the literal face of the dynasty. The name means 'greatly blessed by heaven,' but its history was anything but smooth: it burned to the ground during the 1592 Japanese invasions, got rebuilt in 1867 by regent Heungseon Daewongun, then lost more than half its buildings again under Japanese colonial rule. Restoration is still ongoing, so there's genuinely something new to see almost every time you visit.
Walk past Gwanghwamun and through Heungnyemun and Geunjeongjeon just appears at the end of a huge courtyard — first-timers are floored by the scale every single time. This is where kings were crowned and state ceremonies held, and the two rows of rank stones out front still radiate that old-school gravitas. Behind it, Gyeonghoeru is a two-story pavilion floating over a pond — genuinely the single best photo spot in the whole palace, with the still water doubling the view like a mirror. The Royal Guard Changing Ceremony happens twice a day (10 AM and 2 PM) in front of Gwanghwamun, runs about 20 minutes, and gets cancelled in heavy rain or extreme heat/cold.
Here's the real hack: wear hanbok and the ₩3,000 adult admission just vanishes. Rental shops line the streets west of Gwanghwamun — four hours usually runs ₩15,000–40,000. ⚠️ Half-hanbok looks (jeans plus just the top) don't count for free entry — you need a proper top-and-bottom set. Twice a year, spring and fall, the palace opens at night — tickets are brutally competitive (locals need advance booking, foreigners get 300 same-day tickets), but showing up in hanbok gets you in even after the nightly cap is hit. If you want that night visit, hanbok is basically your golden ticket.
Want the empty-courtyard shot? Show up right at opening on a weekday, 9:00–9:30 AM, before the tour groups roll in and you'll practically have the place to yourself. It's closed entirely on Tuesdays, so double-check the calendar, and hats have to come off indoors. Exit 5 of Gyeongbokgung Station (Line 3) drops you straight at the west gate, and the National Palace Museum right next door is free if you've got extra time. Budget two to three hours for an unhurried visit, and grab the free Korean/English audio guide from the official app before you go.