Buddhist temple a haven in a busy city and the wonderful water puppet show, followed by a rickshaw ride around the Old Quarter was enough for the first afternoon after an 11 hr flight.
Day 2 was a visit to Ho Chi MIn mausoleum, the delightful temple of literature and the museum of culture, rounded off by experiencing the delights of street food in the evening.
Staying at the superlative Metropole Hotel made this two day intro to Hanoi wonderful