Marina Bay Sands
Its the Singapore's Iconic and epic structure located along the Marina bay-water front is an landmark which possess a distinct identity.Entry to the general public is open to atop the building one has to shell out few dollars to take the breath taking views of the whole city atop the 57 storey building.
Few Snippets from my personal experience.
Singapore can be best explored by using the MRT'S and the LRT'S.
Another best feature as tourist to Singapore is the GST Refund
One can claim a refund on the 7% goods and services tax(GST)paid on your purchases made at participating retail shops before you leave Singapore.
Note:-GST refund is applicable for purchases above SGD 100.
One can claim for the refund in Changi Airport.
Travel Apps for Singapore
2)SBS transit IRIS
3)Singapore MRT and LRT