Sir Stamford Raffles, who founded Singapore in 1819 as a British colony, would not recognise the island today if he set foot on the same landing spot in Boat Quay.
Skyscrapers and high-rise buildings have risen from the central business district and changed the skyline dramatically.
Caught up in a fast-paced society and lifestyle, people could pass by places several times a day and not notice them.
However, beyond interesting lines, graphic shapes and rainbow colours, there are buildings among the new structures with history, personality and character.
A boring white office building in the day can suddenly come alive at dusk with neon lights, and take on a look that epitomises Singapore's vibrant night life.
A concrete-and-metal bus stop of the 1970s, preserved along Old Choa Chu Kang Road, reminds us of a time before we had ez-link cards and electronic boards that provide bus arrival times.
To celebrate the nation's 51st birthday, The Straits Times' photojournalists shot these structures of steel and concrete in a different light, to expose something unique and surprising about them.
In the second of our two-part Guess Where Singapore series, have some fun and try to guess where these landmarks are located.
After popular mobile game Pokemon Go was launched last Saturday, who knows - they could even be Pokestops.
ANSWERS: 1. CT HUB 2, 114 Lavender Street 2. Ulu Pandan park connector, near Faber Crest Condominium 3. Residence of Tan Teng Niah, 37 Kerbau Road, Little India 4. Nineteen Shelford, 19 Shelford Road 5. 19 Barker Road 6. Along Ang Mo Kio Ave 1, near the junction of Lorong Chuan 7. PPT Lodge 1B, 2 Seletar North Link, opposite the Marina Country Club
To experience 360-degree panoramic photographs of the respective locations, visit http://str.sg/guesswhere.