

The Largest Urban Hiking Trail Network in South Korea, the World's Largest Department Store by Floor Area & the Ssiat Hotteok Queue That Defines Busan Street Food
The Taejongdae lighthouse view toward Tsushima Island 50 km south; the Gwangan Bridge Friday drone show as the best free spectacle in Busan; the 278-km Busan Dulle-gil as the most extensive urban trail network in South Korea; the Oryukdo Islands whose count changes with the tide; the Choryang Milmyeon Street's 1953 Gaya Milmyeon as the oldest operating milmyeon restaurant; and the Shinsegae Centum City as the Guinness-certified world's largest department store since 2009.

The Only UN Cemetery in the World, the 1,348-Year-Old Monastery Where Morning Prayer Starts at 04:00 & the Film Festival That Introduced Korean Cinema to the World
The Busan Perimeter as the moment when South Korea's existence depended on a 230 km defensive line; the UN Cemetery as the world's only UN cemetery; Beomeosa's 678 CE founding by the two monks who created Korean Buddhism as distinct from Chinese Buddhism; BIFF 1996 as the festival that introduced Korean cinema internationally before Hallyu; Korea's largest mountain fortress at 16 km of walls built after the Japanese invasion; and the Fukuoka hydrofoil as the most active civilian cross-border ferry commute in Northeast Asia at 3h05m.

The Refugee Village That Became Korea's Most Photographed Neighbourhood, the Wish-Granting Temple Built in a Dream & the Pork Bone Soup Invented to Feed a War
The Gamcheon ajumma-vendor tradition traceable to women taking over market trade during the Korean War; the 2009 Little Prince art project that gentrified a 1950s refugee settlement; the Haedong Yonggungsa sea-cliff location as the deliberate exception to Korean Buddhist mountain-temple convention; the 108-step descent to the wave platform; the dwaeji gukbap refugee origin from using cheap pork cuts in wartime broth; the milmyeon wheat noodle invented by a North Korean refugee using US military flour in 1952; and the KTX's 2h15m Seoul–Busan connection departing every 20–30 minutes.