plk travel is a seoul-based travel agency specializing in guided day tours for international travelers.we are best known for our dmz tours, including visits to the 3rd infiltration tunnel, dora observatory, and unification village.our tours are operated daily and are available as group tours or private tours.with experienced english-speaking guides and over 12,000 verified reviews on tripadvisor, [sensitive content], and other major platforms, we are committed to providing safe, informative, and memorable travel experiences in korea.