t-shirt with a crocodile and a CU in the NT caption in Darwin, NT

t-shirt with a crocodile and a CU in the NT caption in Darwin, NT in June 2019

CU in the NT tourism slogan sticker on a car at Darwin, NT

CU in the NT tourism slogan sticker on a car at Darwin, NT in June 2019

Tourists in ornate trishaws (Pokemon and Hello Kitty) in Malacca. Malaysia

Tourists in ornate trishaws (Pokemon and Hello Kitty) in Malacca. Malaysia in August 2017

Chinese tourists in a speedboat at Phuket, Thailand

Chinese tourists in a speedboat at Phuket, Thailand in August 2017

Sydney and Bondi double decker open decked tourist bus in Sydney

Sydney and Bondi double decker open decked tourist bus in Sydney in September 2017

Man holding the anchor rope for a speedboat as tourists embark at Similan Island no 4, Ko Miang (เกาะเมียง) in Phang Na Province, Thailand

Man holding the anchor rope for a speedboat as tourists embark at Similan Island no 4, Ko Miang (เกาะเมียง) in Phang Na Province, Thailand in May 2016

Attractions on offer at a travel agent booth in Phuket, Thailand

Attractions on offer at a travel agent booth in Phuket, Thailand in August 2017

Electric train carriage - free city tour - in Chiang Rai, Thailand

Electric train carriage - free city tour - in Chiang Rai, Thailand in May 2016

Crowded in paradise. Boats moored on Taichai Island, Thailand

Crowded in paradise. Boats moored on Taichai Island, Thailand in May 2016

A tourism billboard encouraging Thais to visit places in their own country in Bangkok, Thailand

A tourism billboard encouraging Thais to visit places in their own country in Bangkok, Thailand in May 2016

Eco Explorer cruise boat in Jervis Bay, NSW

Eco Explorer cruise boat in Jervis Bay, NSW in September 2013

No I don't want a f*?k'n tuk tuk suit ot massage thank you very much t-shirt in a shop in Ao Nang, Krabi district, Thailand

No I don't want a f*?k'n tuk tuk suit ot massage thank you very much t-shirt in a shop in Ao Nang, Krabi district, Thailand in May 2016

Free city tour bus in Chiang Rai, Thailand

Free city tour bus in Chiang Rai, Thailand in May 2016

Pretty woman at a travel agency desk in Ao Nang, Krabi district, Thailand

Pretty woman at a travel agency desk in Ao Nang, Krabi district, Thailand in May 2016

Travel brochures at Table Mountain, Cape Town

Travel brochures at Table Mountain, Cape Town in February 2015

Merimbula visitor information centre in Merimbula, NSW

Merimbula visitor information centre in Merimbula, NSW in October 2014

Fez souvenir caps in Istanbul, Turkey

Fez souvenir caps in Istanbul, Turkey in January 2014

Woman posing for a photo by her friend in Istanbul, Turkey

Woman posing for a photo by her friend in Istanbul, Turkey in January 2014

Istanbul metropolitan municipality tourism team vehicle in front of the New Mosque in Istanbul, Turkey

Istanbul metropolitan municipality tourism team vehicle in front of the New Mosque in Istanbul, Turkey in January 2014

People walking on the Charles Bridge in Prague, Czech Republic

People walking on the Charles Bridge in Prague, Czech Republic in February 2014