Smart travel hackers know exactly how to take advantage of good exchange rates. The better the rate, the further the U.S. dollar will go — which means the more money you can keep in your pocket while vacationing.
Click through to see affordable destinations where the dollar is strong.
Ho Chi Minh City, Vietnam
1 USD = 22,713 VND
With the strongest currency on our list, Vietnam is consistently rated one of the top affordable travel destinations in Asia with an average cost per day of just $47, according to travel planning site Budget Your Trip.
Pivotal for its role in the Vietnam War, Ho Chi Minh is a fascinating place for history buffs and culture vultures alike. A group tour to visit the famous Cu Chi tunnels costs just $20 per person, while entrance to the Reunification Palace will set you back less than $2.
1 USD = 13,346 IDR
Bali is often thought to be one of the most luxurious vacation destinations, but it's actually quite affordable once you get there.
The average daily cost is just $62, and a basic ticket to the Elephant Safari Park will cost you just $22. If you want to save even more, there are plenty of free beaches to bum around outside the resorts.
Siem Reap, Cambodia
1 USD = 4,021 KHR
Another untapped Asian gem, Cambodia is a country rich in natural gifts thanks to its location on the Mekong Delta. Beautiful temples and archaeological wonders abound, and you can see them by bicycle for $2 a day.
The most famous site is, of course, Angkor Wat. It's located about 3 miles north of Siem Reap, with a bit steeper entrance fee at $37, part of which goes to charity. The average cost per day to visit the city is just $32.
1 USD = 2,834 COP
One of Travel + Leisure's top destinations for 2018, Colombia has done wonders to clean up its reputation over the past few years and transform itself into a major tourist hub.
The cable car is one of the cheapest ways to sightsee in the world, with fares costing less than $1. Despite not having the highest currency value on our list, it is by far one of the most affordable cities to visit, with travelers spending on average just $18 a day to vacation there.
1 USD = 605.20 CLP
A sleepy port city with a killer art scene, Valparaiso is a popular destination not far from the capital.
Take a free walking tour of the city's history and highlights with Tours for Tips, and see why the stunning area is a designated UNESCO World Heritage Site. You can budget just $38 per day if you don't want to pay to stay in pricier Santiago.
San Jose, Costa Rica
1 USD = 566.68 CRC
A popular ecotourism destination, Costa Rica's capital is a great base for exploring the breathtaking rainforests, beaches and volcanoes.
Zipline canopy tours start at about $50, or spend your days wandering the rich waterfall trails of the national parks. For an average cost of $49 per day, you can make this dream trip a reality.
1 USD = 63.90 INR
For those in search of an "Eat, Pray, Love" trip, India is a mecca for spiritual enlightenment. A few cities like Mumbai are pricier, but Delhi is still a steal for as little as $37 a day.
Take a day trip from Delhi to the Taj Mahal, a UNESCO World Heritage Site that costs about $16 to enter, and explore other famous architecture like the majestic Humayun's Tomb and Red Fort.
1 USD = 31.90 THB
Thailand's not the ultra-affordable backpacker destination it once was, but that's only because its popularity continues to grow.
You'll spend an average of $67 per day in Bangkok. Tour the temples and floating markets via water taxi, with fares starting at just 30 cents.
Prague, Czech Republic
1 USD = 20.75 CZK
At less than $100 per day, Prague is one of the most affordable and enjoyable European cities. And, you can save more money if you visit during the cheapest time of the year.
Trek up to the Prague Castle complex, about $12, for breathtaking views of the city. Or, climb to the top of the astronomical clock to truly capture the vibe of the old town, also just $12.
1 USD = 18.64 MXN
Need to go an affordable beach escape? Head south of the border.
In Cancun, you can relax in style for just $111 per day. Admission to the famed Mayan ruins of Chichen Itza, about a two-hour drive from Cancun, will set you back $13, which is about the cost of an umbrella drink on the beach.
Buenos Aires, Argentina
1 USD = 18.87 ARS
A vibrant, South American city, Buenos Aires is always buzzing. Its most famous neighborhood, La Boca, can best be described as an open-air museum of colorful murals, spontaneous tango shows and street vendors you can peruse totally for free. The average daily cost to visit the city is just $25 per day.
Cape Town, South Africa
1 USD = 12.12 ZAR
Even exotic South Africa costs just $111 per day to explore. For less than $30, take a cable car up Table Mountain for 360-degree views of the city. Or, head to Boulders or Clifton Beach for sun, sand and surf.
1 USD = 8.01 SEK
One of the most underrated tourist destinations, Gothenburg is a great base for driving along Sweden's craggy coast. The archipelago comprises more than 20 islands, many of which have their own villages to explore on foot or by bike.
Rentals start at $25 per day. Budget $100 per day to stay there.
1 USD = 7.83 NOK
The capital of Norway is another seaside city that's also a four-season destination.
While Scandinavia is certainly not the cheapest region of the EU, there are still some free attractions to enjoy, like Palace Park, the Botanical Garden and the Christmas markets. Expect to pay about $131 per day when visiting the city.
1 USD = 6.42 CNY
Looking to cross the Great Wall off your bucket list? You're in luck.
China's a fairly affordable country to visit despite its rock-solid economy. Tour iconic architectural marvels like Tiananmen Square, the Summer Palace and the Forbidden City as you take in more than 500 years of imperial history on a tour costing just $35. Plan to spend about $59 per day there.
1 USD = 6.08 DKK
While a stay in the capital is on par with other big European cities at $163 per day, Denmark is known for its colorful fishing villages that are as picturesque as they are affordable.
It's worth investing in a Copenhagen Card, which gives you free access to 79 museums and attractions and unlimited public transportation, including airport transfers. Cards start at about $65 per day.
1 USD = 6.08 HRK
CNN proclaimed Croatia one of the best rivieras in the world, and indeed it is one of Europe's hottest destinations. With 260 days of sunshine, the walled city is one of the most photographed worldwide.
You can wander the old town on your own or splurge on a Game of Thrones tour for $39. Plan to budget about $62 per day there.
Rio de Janeiro, Brazil
1 USD = 3.22 BRL
Now that the World Cup and the Olympics are over, Brazil is facing its worst recession in decades, which is quite advantageous for bargain travelers. Expect to spend about $77 a day sunning yourself at Copacabana or posing with the Christ the Redeemer statue.
Queenstown, New Zealand
1 USD = 1.37 NZD
Outdoor enthusiasts flock to Queenstown, often called the "Adventure Capital of the World." Shaped by glaciers, rivers and lakes, you can explore the area by hiking.
You can also rent aqua bikes, stand-up paddleboards and kayaks for less than $20 to adventure on the water. Live it up like a kiwi for less than $100 per day.
1 USD = 1.24 CAD
The dollar is not as strong as it once was against our northern neighbors, but that doesn't mean a trip to the Canadian Rockies isn't still an affordable endeavor.
The national parks are no longer free, as they were in 2017 for Canada's 150th anniversary, but a day pass to one of the most mind-boggling views in the world will still set you back less than $10. Plan for daily expenses to cost about $75.
All conversions were sourced from Google Currency Converter on Jan. 17, 2018, and are subject to change. Average daily costs were gathered from Budget Your Trip.