Each week we create a roundup of travel startups that have received or announced funding that week.

Here are four companies that announced they raised funding this week, listing in order of highest amount raised. See previous roundups here.

The total amount raised this week was $10.3 million.

>>Musement raised $5.6 million from investment firms P101, 360 Capital Partners, Micheli Associati and Italian Angels for Growth. This is the Italian startup’s first round of financing. This brings the Milan, Italy-based startup’s total funding to $6.5 million.

Musement is an activities booking startup with a range of offerings including sightseeing or food tours and diving excursions. Musement currently offers activities in southern Europe.

>>Buster raised $2.7 million from investor Red Sea Ventures, bringing the New York City-based ground transportation startup’s total funding to $3 million.

Launched in 2012, Buster lets travelers compare and book private group charters, but at the heart of its operation is its ability to connect groups and charter operators more easily while providing operators with online tools to reach their target markets.

>>Airseed raised a seed round of $1 million from Kima Ventures.

Airseed is a San Francisco-based startup that launched in 2013 and notifies travelers of price changes and offers in air travel they’re interested in.

>>GlobeChat raised a seed round of $1 million from investor Jamie Kennedy and is based in Orange County, California.

The global communications startup lets travelers communicate from anywhere in the world in 41 languages through translating text and video chats on Android, Apple and Windows mobile devices, tablets, laptops and desktops and will launch this summer.