The St. Bavo Church is a Roman Catholic parish in Haarlem, Netherlands. It is one of the oldest churches in the country and has been on UNESCO’s World Heritage List since 1996. The church was built in the 13th century and was originally called "Sint-Bavokerk" which means "Saint Bavo Church". The church's bell tower is one of the tallest buildings in Haarlem at 123 meters tall. The church has a lot of different paintings inside, including an altarpiece by Jan van Eyck from 1432.

The Frans Hals Museum is a Dutch national museum dedicated to the 16th-century Dutch painter Frans Hals. The museum has one of the world's most important collections of paintings by 17th-century Dutch masters and a small but significant collection of late medieval art. It is located on the Museumplein in Amsterdam, on the corner of Paulus Potterstraat and Jan van Nassaustraat.

Grote Markt is one of the largest public squares in Europe. It is a major tourist attraction in the Netherlands and has been since the Middle Ages. The Grote Markt was originally built as a marketplace, but it was also used as an execution site for criminals and those who were sentenced to death. The square wasn't always called Grote Markt; it was originally called "Groote Market".

The Teylers Museum is a national museum in Haarlem, Netherlands. The museum was founded in 1778 by Henriette Teyler, who was born into the wealthy Teyler family of Amsterdam. She left the Teylers Stichting to her son, Gerard Teyler (1778-1838). The museum has a large collection related to arts and sciences. It also houses a unique exhibition space for contemporary art from around the world.

Explore the history of the Amsterdamse Poort, its significance in Dutch history and how it has been used throughout the centuries. The Amsterdamse Poort is one of the oldest remaining city gates in Amsterdam. It was built in 1480 and served as a tollgate for passing ships. The gate was demolished in 1867 and replaced by a new gate that still stands today. The original gate was demolished to make way for a new one that could better accommodate traffic flow coming from the newly constructed railroad tracks. The new gate is made of cast iron, which is more durable than stone or brick construction.

You have half an hour from Amsterdam to Haarlem and the same to return.

Omvalspoort is a very curious street. It is very narrow and has a kind of brick entrance with an empty circle right in the middle that worth visiting.

Gasthuis-Huisjes is one of the most curious places to see in Haarlem. It is a beautiful street full of almost identical houses; built with red brick and all with the same facade and the same height.

One of the most popular places to see in Haarlem is the Adriaan's Mill, an old windmill that was used to make different products, mainly cement.