Though small with a lack of natural resources, Singapore is where urban landscapes and nature spots thrive seamlessly.

For such a large city, you'll be shocked at the amount of parks that share space with the skyscrapers. And the Singapore Botanic Gardens is the epicenter of this natural, flowering splendor.

The sight of vertical living walls, rooftop gardens, greenery cascading ... facts I discovered is that when a new skyscraper is built in Singapore, by law the amount of greenery and land lost ...

After decades of green initiatives, Singapore has become a City in Nature, where skyscrapers are cloaked in greenery, parks ...

Another recent example of this trend is Amazon's new glassy office space, dubbed the Spheres, that opened in January in Seattle. Corporate employees work alongside 40,000 plants of 400 species there.

But there were also office towers, Brutalist buildings (often designed by major international architects), slick skyscrapers ... botanical garden sited on land reclaimed from the Singapore Strait.

But hidden within its bustling retail hotspots lies a surprising fusion of nature and culture. The Orchard Heritage Trail ...