Start with Daereungwon's quiet paths, then move to Hwangnidan-gil for breakfast or coffee. The two areas sit close together, so a morning plan can stay on foot.
Walk the tomb park before choosing a café
Daereungwon opens at 09:00 and the outdoor grounds are free. If you want to enter Cheonmachong, allow time for its separate ticket and interior visit; otherwise follow the paths between the mounds and leave through the gate nearest your next stop. Gyeongju's walking guide recommends using the rear gate when arriving from Hwangnidan-gil.
Let shop hours set breakfast
Hwangnidan-gil has cafés, restaurants and small shops in renovated hanok buildings, but opening times vary by business. Check the café you want before setting an early meeting there. If it is closed, continue along the street and choose another open stop rather than building the morning around one unverified address.
Keep the walk to this district
Cheomseongdae is a nearby continuation if the group has time; remote temples and the Bomun area need a separate transfer. For tomorrow's transit and base choice, see Gyeongju without a car. The Hwangnidan Street listing covers location and the fact that shop hours vary.