Three days in Singapore adds the Singapore Botanic Gardens, the National Gallery, and a full Singapore Zoo and River Wonders combo to the standard Marina Bay and cultural quarters itinerary. The route averages 5-9 km of walking per day, with 4-6 MRT hops on Days 1 and 2 and a Mandai shuttle bus connection on Day 3.

Day by day

Day 1: Marina Bay: SkyPark, Gardens, Merlion

  • Merlion Park and Esplanade waterfront walk — 1 hr. Free. MRT Raffles Place exit B, then 8-min walk to the 8.6-meter fountain at One Fullerton.
  • Walk across the 280-meter Helix Bridge to the Marina Bay Sands hotel promenade — 15 min. Free.
  • Marina Bay Sands SkyPark observation deck — 1 hr. $24 adult, 11am-9pm. Take the SkyPark lift in Tower 3 lobby. Free alternative: the ArtScience Museum bayfront terrace at ground level.
  • Rest valve — lunch at Rasapura Masters food court inside The Shoppes at Marina Bay Sands basement — 45 min. Mixed hawker plates $5-9 per dish.
  • Walk south to Gardens by the Bay South entrance via the Bayfront MRT underpass — 10 min.
  • Gardens by the Bay: Cloud Forest and Flower Dome combo — 2.5 hr. $30 adult combo, 9am-9pm. Cloud Forest first for the 35-meter waterfall.
  • Walk to Supertree Grove — 10 min. Free.
  • Supertree Grove Garden Rhapsody light show — 15 min. Free. 7:45 PM and 8:45 PM nightly. Sit on the central lawn under the Supertree cluster.
  • Walk to Marina Bay Sands waterfront promenade — 15 min.
  • Spectra free water-and-light show — 15 min. Free. 8 PM and 9 PM nightly (10 PM Fri-Sat). Stand on the Event Plaza boardwalk.
  • Total: ~7 km walking; 1 MRT segment.

Day 2: Cultural Quarters, National Gallery, Sentosa

  • Chinatown morning walk — 1 hr. MRT Chinatown exit A. Pagoda, Trengganu, and Smith Streets.
  • Buddha Tooth Relic Temple — 45 min. Free. 288 South Bridge Road, 7am-7pm. Level 4 rooftop garden gives a free Chinatown rooftop view.
  • Maxwell Food Centre breakfast or early lunch — 45 min. Tian Tian Hainanese Chicken Rice at Stall #10 ($4-5).
  • MRT from Chinatown to City Hall — 5 min. $0.85 SimplyGo.
  • National Gallery Singapore — 1.5 hr. $15 adult, 10am-7pm. The merged 1929 Supreme Court Building and 1939 City Hall now hold the world's largest public collection of Southeast Asian modern art. The rooftop Coleman Deck on Level 6 is publicly accessible without a museum ticket and gives a free Padang-to-Marina Bay aerial view.
  • Walk through the Padang colonial cricket field and St Andrew's Cathedral grounds to Bugis MRT — 25 min. Free.
  • MRT from Bugis to Bugis (exit), walk to Kampong Glam — 5 min.
  • Sultan Mosque and Bussorah Street walk — 1 hr. Free. 10am-12pm and 2pm-4pm visiting windows.
  • Haji Lane and Arab Street walk — 30 min. Free.
  • Rest valve — Bismillah Biryani on Dunlop Street or Singapore Zam Zam restaurant on North Bridge Road — 45 min. Murtabak and biryani $4-9.
  • MRT from Bugis to HarbourFront via North-East Line — 25 min. $1.40 SimplyGo. Exit C into VivoCity Level 1.
  • Walk the Sentosa Boardwalk to Beach Station — 12 min. Free.
  • Siloso Beach sunset walk — 1 hr. Free. 1.2 km of imported sand.
  • Sentosa Express back to VivoCity, MRT to hotel — 25-40 min depending on destination.
  • Total: ~8 km walking; 4 MRT segments, 1 Boardwalk crossing.

Day 3: Botanic Gardens, Singapore Zoo, River Wonders

  • Singapore Botanic Gardens via MRT Botanic Gardens exit A — 1.5 hr. Free entry. Walk the Healing Garden and Swan Lake paths, then enter the National Orchid Garden ($11 entry). The 1,000+ orchid hybrids of the VIP Orchid Garden include the Vanda Miss Joaquim, Singapore's national flower.
  • Rest valve — Halia restaurant at Ginger Garden inside the Botanic Gardens or Casa Verde near the Tanglin gate — 1 hr. Pan-Asian and Mediterranean plates $14-22.
  • MRT from Botanic Gardens to Choa Chu Kang (transfer to LRT or bus 927) or take the direct Mandai shuttle from Khatib MRT — 35-45 min. $1.50-2 SimplyGo plus $3 shuttle. The Khatib shuttle is the simpler route; the Mandai Wildlife Reserve runs the free Mandai Khatib Shuttle every 10-15 min from Khatib MRT exit B.
  • Singapore Zoo — 2.5 hr. $44 adult, 8:30am-6pm. The open-concept enclosures use moats and rock walls instead of cages; the Fragile Forest free-flight aviary and the Wild Africa savanna are the two anchor exhibits. Free guided keeper-talks every 30 min, schedule posted at the entrance.
  • River Wonders (next door, same Mandai compound) — 2 hr. $43 adult, 10am-7pm. The Amazon River boat ride is included in admission and the giant panda enclosure runs an 11°C cooled habitat.
  • Mandai Khatib Shuttle back to Khatib MRT, then MRT to your hotel — 35-45 min.
  • Optional Night Safari — 2 hr. $56 adult, 6:30pm-12am. Adjacent to the Zoo. Skip if you have done either the Zoo or River Wonders that same day; the animal overlap is 40% and the tram tour repeats by night what you saw in daylight.
  • Total: ~5 km walking inside parks; 3 MRT segments, 2 Mandai shuttle rides.
Traveller Tips
  • Day 3 only works on a clear-weather day; the Singapore Zoo and River Wonders are 80% outdoor and 30-min storms hit most afternoons May-November. Bring a light poncho ($2 at any FairPrice) or shift the zoo to a different day if the morning forecast shows red on the NEA weather app.
  • Skip the Night Safari unless you have already done one major Mandai park; the $56 adult ticket overlaps 40% with the Zoo's day-tour animal list and the tram-only access means no walking exploration. Better use of the evening: the free Garden Rhapsody at the Supertree Grove from Day 1's itinerary, or the Marina Barrage roof walk for the Marina Bay skyline at full evening illumination (open 24 hours, free, 1.2 km from Gardens by the Bay South).
  • The Mandai Khatib Shuttle is free with any Mandai park ticket; the SMRT 138 city bus from Ang Mo Kio to the Zoo costs $1.50 SimplyGo but adds 20 min versus the shuttle. The shuttle wins on every count except weekday rush hour 5-7pm.
  • Singapore Botanic Gardens opens at 5am — the only major attraction with pre-dawn access. The orchid garden inside opens at 8:30am, but the rest of the 82-hectare UNESCO site is walkable from sunrise without paying.
  • Carry $20-30 in $2 and $5 notes on Day 3 for shuttle tips, the orchid garden entry, and incidental hawker food at the Zoo and Mandai food courts. PayNow QR works at most counters but the older Mandai vendors run cash only.