Where is this?

Scroll down for the answers.

#1: What country - it has lots of old castle ruins like this one.

#2 In what country is Boar Lane, which once had this city's finest and most fashionable shops.

#3 What country - note the salt pans in the distance.

#4 What country? Harvest time, late 19th century...

#5 Cable car system

#6 What country - and which Asian port, circa 1851?

#7 Another castle - which country?

#8 The world's deepest sinkhole - which country?

#9 What country - where a famous writer was baptized.

#10 What country?

Answers:

Above the title: painting by Henri Rousseau of the Eiffel Tower in Paris in 1898. Museum of Fine Arts, Houston.
1. Czech Republic: Točník Castle (Czech: hrad Točník), a castle ruin in the Central Bohemian Region.
2. England: a painting of Leeds. It's by John Atkinson Grimshaw from 1881.
3. Italy: the salt pans at Trapani on the western tip of Sicily.
4. Bulgaria: Chepino, painted by Ivan Angelov in 1905; it is in the National Art Gallery, Bulgaria.
5. Bolivia's La Paz Mi Teleférico, a cable car network. 
6. China: Hong Kong - watercolor by George Chinnery of Victoria West and Peninsular and Oriental Steam Navigation Company.
7. Romania: Hunedora Castle - aka Corvin's Castle: it is one of the Seven Wonders of Romania.
8. China: the Xiaozhai Tiankeng sinkhole is located in the Shaanxi cluster, Chongqing area.
9. Colombia: the church in Aracataca where Garcia Marquez was baptized.
10. China: Round Street in Beijing, as painted by Eduard Hildebrandt, circa 1864, Verlag von Georg Stilke, Berlin