Francis of Assisi church in the colonial Old San Juan district in Puerto Rico.

NPR: Argentine Jorge Bergoglio Elected Pope Francis

Salvador was the first colonial capital of Brazil and its central district, Pelourinho, now a UNESCO world heritage site, was the New World's first slave market from 1553, according to UNESCO.

CNN: From Samba to carnival: Brazil's thriving African culture

Located in the key Connaught Place business district, the hotel is revered for its blend of Victorian, Colonial and Art Deco design touches, modern conveniences and impeccable service.

BBC: Business trip: Delhi

But today, a new community of creative design agencies, arts spaces and independent shops has turned the formerly seedy Chinatown quarter into a trendy district that still retains its old-world charm, with preserved colonial-era shophouses and historic covered walkways.

BBC: An arts infusion in sterile Singapore

This long-time business traveller favourite is known for its peaceful Spanish-colonial style courtyard, where executives dine among fountains, palms and bougainvillea as the district bustles outside.

BBC: Business trip: Mexico City