Start at Kalemegdan Fortress (free entry, playground inside) for views and history. Lunch at Tri Šešira on Baka Maraša Street. Walk Knez Mihailova Street to Nikola Tesla Museum, then rest at Ružavski Park. Dinner at Balkan Ekspres near the river.

Breakfast at a neighbourhood kafana near the Cathedral, then spend mid-morning at Jevremovac Botanical Garden (free entry). Lunch at a local grill spot on Alekse Nenadovića, afternoon playtime at Tasmajdan Park with its open sports fields and shaded areas. Dinner at a family-run tavern and evening stroll along quieter residential streets lined with Austro-Hungarian villas.

Start with breakfast at a local café on Bulevar Umetnosti, then take tram 40 to Ušće Park for playground time and lake views. Lunch near the water, afternoon swim at Ada Ciganlija beach (5 km, tram + walk), finish with dinner at a riverside restaurant.

Start with coffee at Beton Hala overlooking the Danube, then walk kids along the river promenade toward Danube Park. Lunch at a local konoba on Gospodar Jevremova Street, then explore street art murals on Beton Hall's waterfront. End with gelato at Maison Musica or an early dinner at family-friendly spots before heading back—the neighbourhood quiets by 8pm.