Brick House Museum. 850 Route 17K, Montgomery. Mid May – Mid October Hours: Saturday & Sunday 10 a.m. – 4:30 p.m., last tour at 3:30 p.m. $3, $2 children and $8 per family. 615-3833.

The Captain David T. Crawford House. 189 Montgomery Street, Newburgh. This 1830 Greek Revival was the house of 19th century shipping magnate David Crawford. On display are exhibits of mid-19th century furnishings, decorative arts and textiles, Hudson River School paintings and model ships. $5. Open by appointment. 561-2585

FDR Presidential Library and Museum. 4079 Albany Post Rd., Hyde Park. View documents and artifacts from FDR’s vast archive. $14 Hours: 9 a.m. – 5 p.m. 486-7770. Gomez Mill House. 11 Gomez Mill House Road, Marlboro. 236-3126. Open Wed-Sun May 5-Nov 11. View the new exhibit by artist Susan C. Dessel entitled, “American Samplers, Series 3: The Chicken Chronicles Nos.1-14″, Works influenced by the history of Jews in New York with illustrative commentary from historic sources. Tour Gomez Mill House, the oldest extant Jewish dwelling in North America continuously lived in for nearly three centuries. Wednesday – Sunday 10 a.m. – 4 p.m. Guided tours at 10 a.m., 11:30 a.m., 1 p.m. and 2:30 p.m.

Harness Racing Museum and Hall of Fame. 240 Main St., Goshen. 294-6330. The Kentucky Connection. Showcasing the significant impact breeders in the Blue Grass State have had and continue to have on the improvement of the American Standardbred horse. In the Currier & Ives Gallery View “The Story of Harness Racing” and “Harness Racing, a Madison Avenue Icon”. Hours: 10 a.m. – 5 p.m.

Hill-Hold Museum. Route 416, Campbell Hall. Visit Hill-Hold museum and see what life was like on a Hudson Valley farm in the 1830s. Mid May – Mid October Hours: Wednesday – Sunday 10 a.m. – 4:30 p.m. 615-3833.

Historic Huguenot Street. DuBois Fort Visitor Center, Huguenot Street, New Paltz. 255-1660.

Hudson Highlands Nature Museum. 25 Boulevard, Cornwall-on-Hudson. Saturdays and Sundays, 2:30 p.m. Mastodons: Ice Age to Discovery. Share the excitement of the Ice Age. Learn about the Mastodon, the giant beaver, the condor and the first people to inhabit New York. Cost: $3. Members are free. Friday – Sunday noon – 4 p.m. Museum admission: $3 for non-members. 534-5506, ext. 204.

Karpeles Manuscript Library Museum. 94 Broadway, (across from City Hall), Newburgh. The Art of Armand Assante View serene landscapes, elegantly composed still lifes and nudes. Although influenced by the French post-impressionists, Armand Assante’s distinctly modern work reflects his own personal vision. On display Thur-Sun Apr 4-May 31. 845-569-4997, www.karpeles.com Hours: Thursday-Saturday 10 a.m. to 4 p.m. and Sunday Noon – 4 p.m. Admission is free. 569-4997.

Knox’s Headquarters State Historic Site, Vails Gate. The elegant 1754 combination English and Dutch style home, of the prosperous merchant miller John Ellison, was one of the longest occupied military headquarters of the Revolutionary War. Continental Army Generals, Nathanael Greene, Henry Knox and Horatio Gates used the house as headquarters, during various periods between 1779-1783.

Maybrook Railroad Museum, Schipps Lane (left rear side of the new Village Hall) Maybrook. Saturday and Sunday 1- 4 p.m. 778-7016

Minnewaska Nature Center. Minnewaska State Park Preserve, Route 44/55, Gardiner. Staff will either be at the Nature Center or out in the park leading public programs during these time slots. Hours: Saturday, Sunday & Holidays 10 a.m. – noon & 1 – 4 p.m. Parking fee $8 per car. 255-0752.

Montgomery Village Historical Museum. Former Methodist church, 142 Clinton St., across from the Fire Museum. Extensive historical artifact display. Celebrating the 75th Anniversary of Montgomery High School – “Orange and Black Days” is on display. Hours: Saturdays 1 – 4 p.m. or by appointment. 457-5135.

Motorcyclepedia Museum. 250 Lake St., Newburgh. More than 450 motorcycles are on display. Indian Timeline, Military and Police motorcycles, and Kaizen; an exhibit dedicated to classic Japanese motorcycles. Hours: Friday – Sunday 10 a.m. – 5 p.m. Admission: $11 adults, $5 children 3-12 Children under age 3 are free.. 569-9065.

Mount Gulian Historic Site. 145 Sterling St., Beacon. Tours of the home, Dutch barn and restored garden. A microcosm of U.S. history, hear stories about Native American Indians, early Dutch settlers, Revolutionary War soldiers, and an escaped slave. View Verplanck family heirlooms; artifacts from Revolutionary and Civil Wars and the Society of the Cincinnati, the first veterans’ organization in U.S., formed here in 1783. Wed.-Fri. and Sun. 1pm-5pm; last tour 4pm. $8; $6/sr; and $4/ages 6-18. 831-8172. April – Oct., with special events during Nov. & Dec.

The National Purple Heart Hall of Honor. New Windsor Cantonment State Historic Site, 374 Temple Hill Road (Route 300), Vails Gate. The Hall pays tribute to the extraordinary sacrifices of America’s servicemen and servicewomen killed or wounded in combat. Hours: Tuesday through Saturday, 10 a.m. – 5 p.m., Sunday 1 – 5 p.m. Admission is free, groups of 10 or more $3 per person (reservations required). For more information call 561-1765 or visit www.thepurpleheart.com.

New Windsor Cantonment State Historic Site, 374 Temple Hill Road, Town of New Windsor. New Windsor Cantonment was the final encampment of the northern Continental Army, in 1782-83. Here over 7,000 soldiers and 500 family members endured the winter and prepared for a renewal of the fighting in the spring. Instead peace was proclaimed and after 8 long years of war they returned home. New Windsor Cantonment is co-located with The National Purple Heart Hall of Honor, dedicated to collecting, preserving and telling the story of America’s military wounded or killed in combat.

Putnam Historical Society and Foundry School Museum. 63 Chestnut St, Cold Spring. Located in the original West Point Foundry Schoolhouse, overlooking the Hudson River, the museum houses an outstanding collection of paintings and artifacts from the region. $5, $2 seniors and children 7-12, free for members and children under 7. Hours: By appointment. 265-4010.

Storm King Art Center. Old Pleasant Hill Road, Mountainville. $12 adults; $10 seniors; $8 college students with valid ID; $8 students; children 5 and under free. Open April 1 – November 13, Wednesday – Sunday, 11 a.m. 5:30 p.m. 534-3115.

Val-Kill National Historic Site. Route 9G, Hyde Park. Tour Eleanor Roosevelt’s home. Hours: Thursday – Monday 9 a.m. – 4 p.m., with the last tour starting at 4 p.m. $8. 1-800-FDR-VISIT.

Vanderbilt Mansion Historic Site. Route 9, Hyde Park. Tour Vanderbilt Mansion NHS, which in terms of architecture, interiors, mechanical systems, road systems and landscape, is a remarkably complete example of a gilded-age country place, illustrating the political, economic, social, cultural, and demographic changes that occurred as America industrialized in the years after the Civil War. Hours: Daily 9 a.m. – 5 p.m. with the last tour at 4 p.m. $8, under 15 free. 229-9115.

Washington’s Headquarters State Historic Site. Corner of Liberty & Washington Streets, Newburgh. Served as General George Washington’s army headquarters from April 1782-August 1783, his longest stay during the Revolutionary War. First government owned and operated historic house museum in the U.S., which marks the beginnings of the historic Preservation Movement. Birthplace of the Badge of Military Merit, the forerunner of the Purple Heart. “Unpacked & Rediscovered: Selections from Washington’s Headquarters’ Collection” More than 1,300 artifacts are on display including dolls, souvenirs of past wars, local Newburgh history, military weapons and domestic implements. Hours: Wednesday-Saturday 10 a.m. – 5 p.m., Sunday 1 – 5 p.m., last tour at 4:30 p.m. Admission: Adults – $4, Seniors/Students – $3, children 12 and under – free. 562-1195.

West Point Museum. U.S. Military Academy’s Pershing Center, located outside Thayer Gate. “Documenting War.” The 150-year-old museum has nearly 65,000 artifacts – 2,000 are on display – that range from weaponry of Ancient Egypt to the present day. The history of the Army, West Point and the individuals important to the military academy are also on display. Hours: 10:30 a.m. – 4:15 p.m. 938-3590.