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Hanoi ๐ป๐ณ
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Rio de Janeiro ๐ง๐ท
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Sofia ๐ง๐ฌ
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| Population | 8,053,663 | 6,718,903 | 1,270,169 |
| Official language(s) | Vietnamese | Portuguese | Bulgarian |
| Level of English | Moderate | Low | High |
| Main airport | Nแปi Bร i International Airport (HAN) | Galeรฃo International Airport | Sofia International Airport (SOF) |
| Most common months to visit | January, February, October - December | January - March, December | April-June, September-October |
| Currency | VND - Vietnamese Dong (โซ) | BRL - Brazilian Real (R$) | BGN - Bulgarian Lev (ะปะฒ) |
| Credit cards | Accepted in some places. Cash often preferred. | Accepted everywhere | Accepted everywhere |
| Remote worker visa | No | No | No |
| Average monthly costs | $1167 | $1833 | $1289 |
| Rent | $503 | $1066 | $567 |
| Groceries | $151 | $95 | $10 |
| Dining out | $134 | $210 | $227 |
| Cafe | $39 | $25 | $27 |
| Coworking space | $72 | $130 | $140 |
| Mobile internet | $4 | $7 | $10 |
| Public transportation | $20 | $33 | $30 |
| Taxis | $13 | $14 | $12 |
| Shared bicycles and scooters | $0 | $16 | $40 |
| Sport and cultural events | $3 | $55 | $18 |
| Museums and sights | $4 | $26 | $12 |
| Nightlife | $89 | $54 | $82 |
| Gym | $57 | $31 | $23 |
| Yoga | $57 | $40 | $62 |
| Massage | $21 | $32 | $29 |
| SIM card options | Viettel, Mobifone | Tim, Claro, Vivo | A1, Telenor, Vivacom |
| Tipping | Not required but appreciated, especially in taxis, restaurants and bars. Round up or add 10%. | 10% usually included in restaurants, 10% at bars and cafes with table service is common | 10% in restaurants, 1-2 BGN at bars and cafรฉs |
| Taxi apps | Grab, GoViet | Easy Taxi, 99 Taxi, Uber | TaxiMe, TaxiStars |
| Tap water | Not drinkable | Not drinkable | Not drinkable |
| Overall cuisine | A mix of French, Southeast Asian and Chinese with lots of fresh herbs and spices. Northern Vietnam cuisine includes a lot of fish and noodles. | Emphasis on rice, beans, pork and beef with a variety of root vegetables and fresh fruits. Fresh seafood is also very common. | Vegetables and mild spices are often mixed with dairy products to create rich chicken and pork products. Seafood dishes also popular in some regions of the country, making them popular in the capital. |
| Local food specialities | Pho, cha ca, Vietnamese coffee, pastries and breads | Feijoada, bolinho de bacalhau, fried sardines, caldo verde, pao de queijo and brigadeiros. | Kebapche, Bulgarian musaka, lyutenitsa, shkember chorba, kyufte, kavarma, banitsa and tarator |
| Eat like a local | Noodle Houses, Bakeries, Coffee and Tea Houses, street food | The "snack capital" of Brazil, Rio is a perfect place to try street food as well as the wide varieties of small, traditional eateries and churrascarias easily found across the city. | Taverns, local BBQ restaurants, local markets and smaller eateries in residential and university areas. |
| Vegetarian / vegan options | 104 listings on Happy Cow | 54 options on Happy Cow | 20 options on HappyCow |